131507372 has 12 divisors (see below), whose sum is σ = 231144480. Its totient is φ = 65466096.

The previous prime is 131507347. The next prime is 131507423. The reversal of 131507372 is 273705131.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70868 + ... + 72699.

It is an arithmetic number, because the mean of its divisors is an integer number (19262040).

Almost surely, 2^131507372 is an apocalyptic number.

It is an amenable number.

131507372 is a deficient number, since it is larger than the sum of its proper divisors (99637108).

131507372 is a wasteful number, since it uses less digits than its factorization.

131507372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143800 (or 143798 counting only the distinct ones).

The product of its (nonzero) digits is 4410, while the sum is 29.

The square root of 131507372 is about 11467.6663711498. Note that the first 3 decimals coincide. The cubic root of 131507372 is about 508.5301417870.

The spelling of 131507372 in words is "one hundred thirty-one million, five hundred seven thousand, three hundred seventy-two".