13315136 has 14 divisors (see below), whose sum is σ = 26422350. Its totient is φ = 6657536.

The previous prime is 13315123. The next prime is 13315177. The reversal of 13315136 is 63151331.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 13249600 + 65536 = 3640^2 + 256^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103961 + ... + 104088.

Almost surely, 2^13315136 is an apocalyptic number.

13315136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13315136 is a deficient number, since it is larger than the sum of its proper divisors (13107214).

13315136 is an equidigital number, since it uses as much as digits as its factorization.

13315136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208061 (or 208051 counting only the distinct ones).

The product of its digits is 810, while the sum is 23.

The square root of 13315136 is about 3648.9910934394. The cubic root of 13315136 is about 237.0182945636.

Adding to 13315136 its reverse (63151331), we get a palindrome (76466467).

The spelling of 13315136 in words is "thirteen million, three hundred fifteen thousand, one hundred thirty-six".