13156468 has 18 divisors (see below), whose sum is σ = 24844274. Its totient is φ = 6060144.

The previous prime is 13156463. The next prime is 13156471. The reversal of 13156468 is 86465131.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 9108324 + 4048144 = 3018^2 + 2012^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13156463) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25905 + ... + 26407.

Almost surely, 2^13156468 is an apocalyptic number.

It is an amenable number.

13156468 is a deficient number, since it is larger than the sum of its proper divisors (11687806).

13156468 is an equidigital number, since it uses as much as digits as its factorization.

13156468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1023 (or 518 counting only the distinct ones).

The product of its digits is 17280, while the sum is 34.

The square root of 13156468 is about 3627.1845831168. The cubic root of 13156468 is about 236.0730646126.

The spelling of 13156468 in words is "thirteen million, one hundred fifty-six thousand, four hundred sixty-eight".