131265606 has 16 divisors (see below), whose sum is σ = 262813248. Its totient is φ = 43708200.

The previous prime is 131265583. The next prime is 131265613. The reversal of 131265606 is 606562131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5440 + ... + 17091.

It is an arithmetic number, because the mean of its divisors is an integer number (16425828).

Almost surely, 2^131265606 is an apocalyptic number.

131265606 is an abundant number, since it is smaller than the sum of its proper divisors (131547642).

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

131265606 is a wasteful number, since it uses less digits than its factorization.

131265606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23507.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 131265606 is about 11457.1203188236. The cubic root of 131265606 is about 508.2183196810.

The spelling of 131265606 in words is "one hundred thirty-one million, two hundred sixty-five thousand, six hundred six".