131504076 has 36 divisors (see below), whose sum is σ = 362633544. Its totient is φ = 39849600.

The previous prime is 131504071. The next prime is 131504081. The reversal of 131504076 is 670405131.

It is an interprime number because it is at equal distance from previous prime (131504071) and next prime (131504081).

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×131504076² = 34586644009227552, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (131504071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 165645 + ... + 166436.

It is an arithmetic number, because the mean of its divisors is an integer number (10073154).

Almost surely, 2^131504076 is an apocalyptic number.

It is an amenable number.

131504076 is an abundant number, since it is smaller than the sum of its proper divisors (231129468).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131504076 is a wasteful number, since it uses less digits than its factorization.

131504076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332102 (or 332097 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 131504076 is about 11467.5226618481. The cubic root of 131504076 is about 508.5258932815.

The spelling of 131504076 in words is "one hundred thirty-one million, five hundred four thousand, seventy-six".