13156354 has 4 divisors (see below), whose sum is σ = 19734534. Its totient is φ = 6578176.

The previous prime is 13156337. The next prime is 13156357. The reversal of 13156354 is 45365131.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 13155129 + 1225 = 3627^2 + 35^2 .

It is not an unprimeable number, because it can be changed into a prime (13156357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3289087 + ... + 3289090.

Almost surely, 2^13156354 is an apocalyptic number.

13156354 is a deficient number, since it is larger than the sum of its proper divisors (6578180).

13156354 is an equidigital number, since it uses as much as digits as its factorization.

13156354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6578179.

The product of its digits is 5400, while the sum is 28.

The square root of 13156354 is about 3627.1688684151. The cubic root of 13156354 is about 236.0723827577.

The spelling of 13156354 in words is "thirteen million, one hundred fifty-six thousand, three hundred fifty-four".