131766604 has 12 divisors (see below), whose sum is σ = 238543200. Its totient is φ = 63611408.

The previous prime is 131766601. The next prime is 131766617. The reversal of 131766604 is 406667131.

It is a self number, because there is not a number n which added to its sum of digits gives 131766604.

It is not an unprimeable number, because it can be changed into a prime (131766601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 567844 + ... + 568075.

It is an arithmetic number, because the mean of its divisors is an integer number (19878600).

Almost surely, 2^131766604 is an apocalyptic number.

It is an amenable number.

131766604 is a deficient number, since it is larger than the sum of its proper divisors (106776596).

131766604 is a wasteful number, since it uses less digits than its factorization.

131766604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1135952 (or 1135950 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 131766604 is about 11478.9635420625. The cubic root of 131766604 is about 508.8640666906.

The spelling of 131766604 in words is "one hundred thirty-one million, seven hundred sixty-six thousand, six hundred four".