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1349201 = 7192743
BaseRepresentation
bin101001001011001010001
32112112202102
411021121101
5321133301
644530145
714316350
oct5113121
92475672
101349201
11841747
12550955
13383159
14271997
151b9b6b
hex149651

1349201 has 4 divisors (see below), whose sum is σ = 1541952. Its totient is φ = 1156452.

The previous prime is 1349189. The next prime is 1349207. The reversal of 1349201 is 1029431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1029431 = 1379187.

It is a cyclic number.

It is not a de Polignac number, because 1349201 - 210 = 1348177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1349207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96365 + ... + 96378.

It is an arithmetic number, because the mean of its divisors is an integer number (385488).

21349201 is an apocalyptic number.

It is an amenable number.

1349201 is a deficient number, since it is larger than the sum of its proper divisors (192751).

1349201 is an equidigital number, since it uses as much as digits as its factorization.

1349201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192750.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 1349201 is about 1161.5511181175. The cubic root of 1349201 is about 110.4991366476.

The spelling of 1349201 in words is "one million, three hundred forty-nine thousand, two hundred one".

Divisors: 1 7 192743 1349201