13356157 has 4 divisors (see below), whose sum is σ = 13363840. Its totient is φ = 13348476.

The previous prime is 13356151. The next prime is 13356173. The reversal of 13356157 is 75165331.

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 a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 13356157 - 2⁷ = 13356029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13356151) 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, 148 + ... + 5170.

It is an arithmetic number, because the mean of its divisors is an integer number (3340960).

Almost surely, 2^13356157 is an apocalyptic number.

It is an amenable number.

13356157 is a deficient number, since it is larger than the sum of its proper divisors (7683).

13356157 is an equidigital number, since it uses as much as digits as its factorization.

13356157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7682.

The product of its digits is 9450, while the sum is 31.

The square root of 13356157 is about 3654.6076396790. The cubic root of 13356157 is about 237.2614454156.

The spelling of 13356157 in words is "thirteen million, three hundred fifty-six thousand, one hundred fifty-seven".