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11132401 = 71590343
BaseRepresentation
bin101010011101…
…110111110001
3202221120210011
4222131313301
510322214101
61034334521
7163423660
oct52356761
922846704
1011132401
116313a35
12388a441
1323ca127
14169add7
15e9d751
hexa9ddf1

11132401 has 4 divisors (see below), whose sum is σ = 12722752. Its totient is φ = 9542052.

The previous prime is 11132393. The next prime is 11132413. The reversal of 11132401 is 10423111.

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: 10423111 = 88111831.

It is a cyclic number.

It is not a de Polignac number, because 11132401 - 23 = 11132393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11135401) 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, 795165 + ... + 795178.

It is an arithmetic number, because the mean of its divisors is an integer number (3180688).

Almost surely, 211132401 is an apocalyptic number.

It is an amenable number.

11132401 is a deficient number, since it is larger than the sum of its proper divisors (1590351).

11132401 is an equidigital number, since it uses as much as digits as its factorization.

11132401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1590350.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 11132401 is about 3336.5252883801. The cubic root of 11132401 is about 223.2867472941.

Adding to 11132401 its reverse (10423111), we get a palindrome (21555512).

The spelling of 11132401 in words is "eleven million, one hundred thirty-two thousand, four hundred one".

Divisors: 1 7 1590343 11132401