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11201453 = 172922721
BaseRepresentation
bin101010101110…
…101110101101
3210002002111122
4222232232231
510331421303
61040030325
7164132204
oct52565655
923062448
1011201453
1163608aa
1239023a5
1324226a3
1416b823b
15eb3e38
hexaaebad

11201453 has 8 divisors (see below), whose sum is σ = 12269880. Its totient is φ = 10178560.

The previous prime is 11201413. The next prime is 11201473. The reversal of 11201453 is 35410211.

11201453 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2569609 + 8631844 = 1603^2 + 2938^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11201453 - 26 = 11201389 is a prime.

It is a super-2 number, since 2×112014532 = 250945098622418, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11201413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10868 + ... + 11853.

It is an arithmetic number, because the mean of its divisors is an integer number (1533735).

Almost surely, 211201453 is an apocalyptic number.

It is an amenable number.

11201453 is a deficient number, since it is larger than the sum of its proper divisors (1068427).

11201453 is a wasteful number, since it uses less digits than its factorization.

11201453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22767.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 11201453 is about 3346.8571824923. The cubic root of 11201453 is about 223.7474633255.

Adding to 11201453 its reverse (35410211), we get a palindrome (46611664).

The spelling of 11201453 in words is "eleven million, two hundred one thousand, four hundred fifty-three".

Divisors: 1 17 29 493 22721 386257 658909 11201453