131764372 has 6 divisors (see below), whose sum is σ = 230587658. Its totient is φ = 65882184.

The previous prime is 131764349. The next prime is 131764379. The reversal of 131764372 is 273467131.

It can be written as a sum of positive squares in only one way, i.e., 130965136 + 799236 = 11444^2 + 894^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131764379) by changing a digit.

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 as a sum of consecutive naturals, namely, 16470543 + ... + 16470550.

Almost surely, 2^131764372 is an apocalyptic number.

It is an amenable number.

131764372 is a deficient number, since it is larger than the sum of its proper divisors (98823286).

131764372 is a wasteful number, since it uses less digits than its factorization.

131764372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32941097 (or 32941095 counting only the distinct ones).

The product of its digits is 21168, while the sum is 34.

The square root of 131764372 is about 11478.8663203297. The cubic root of 131764372 is about 508.8611934512.

The spelling of 131764372 in words is "one hundred thirty-one million, seven hundred sixty-four thousand, three hundred seventy-two".