131252336 has 10 divisors (see below), whose sum is σ = 254301432. Its totient is φ = 65626160.

The previous prime is 131252311. The next prime is 131252353. The reversal of 131252336 is 633252131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4101620 + ... + 4101651.

Almost surely, 2^131252336 is an apocalyptic number.

131252336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

131252336 is a deficient number, since it is larger than the sum of its proper divisors (123049096).

131252336 is an equidigital number, since it uses as much as digits as its factorization.

131252336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8203279 (or 8203273 counting only the distinct ones).

The product of its digits is 3240, while the sum is 26.

The square root of 131252336 is about 11456.5411883343. The cubic root of 131252336 is about 508.2011933761.

The spelling of 131252336 in words is "one hundred thirty-one million, two hundred fifty-two thousand, three hundred thirty-six".