131559606 has 32 divisors (see below), whose sum is σ = 292746720. Its totient is φ = 43794432.

The previous prime is 131559601. The next prime is 131559607. The reversal of 131559606 is 606955131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131559601) 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 15 ways as a sum of consecutive naturals, for example, 61206 + ... + 63318.

It is an arithmetic number, because the mean of its divisors is an integer number (9148335).

Almost surely, 2^131559606 is an apocalyptic number.

131559606 is an abundant number, since it is smaller than the sum of its proper divisors (161187114).

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

131559606 is a wasteful number, since it uses less digits than its factorization.

131559606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3277 (or 3271 counting only the distinct ones).

The product of its (nonzero) digits is 24300, while the sum is 36.

The square root of 131559606 is about 11469.9435918404. The cubic root of 131559606 is about 508.5974613269.

The spelling of 131559606 in words is "one hundred thirty-one million, five hundred fifty-nine thousand, six hundred six".