131434256 has 20 divisors (see below), whose sum is σ = 255562512. Its totient is φ = 65482656.

The previous prime is 131434243. The next prime is 131434279. The reversal of 131434256 is 652434131.

131434256 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9986 + ... + 19041.

Almost surely, 2^131434256 is an apocalyptic number.

131434256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

131434256 is a deficient number, since it is larger than the sum of its proper divisors (124128256).

131434256 is a wasteful number, since it uses less digits than its factorization.

131434256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29318 (or 29312 counting only the distinct ones).

The product of its digits is 8640, while the sum is 29.

The square root of 131434256 is about 11464.4780081781. The cubic root of 131434256 is about 508.4358794344.

Adding to 131434256 its reverse (652434131), we get a palindrome (783868387).

The spelling of 131434256 in words is "one hundred thirty-one million, four hundred thirty-four thousand, two hundred fifty-six".