131607626 has 8 divisors (see below), whose sum is σ = 204218820. Its totient is φ = 63534688.

The previous prime is 131607613. The next prime is 131607691. The reversal of 131607626 is 626706131.

It can be written as a sum of positive squares in 2 ways, for example, as 127667401 + 3940225 = 11299^2 + 1985^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 131607592 and 131607601.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 1134491 + ... + 1134606.

Almost surely, 2^131607626 is an apocalyptic number.

131607626 is a deficient number, since it is larger than the sum of its proper divisors (72611194).

131607626 is a wasteful number, since it uses less digits than its factorization.

131607626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2269128.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 131607626 is about 11472.0366979887. The cubic root of 131607626 is about 508.6593341159.

The spelling of 131607626 in words is "one hundred thirty-one million, six hundred seven thousand, six hundred twenty-six".