131713556 has 24 divisors (see below), whose sum is σ = 249199104. Its totient is φ = 60553440.

The previous prime is 131713553. The next prime is 131713559. The reversal of 131713556 is 655317131.

It is an interprime number because it is at equal distance from previous prime (131713553) and next prime (131713559).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131713553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8861 + ... + 18491.

It is an arithmetic number, because the mean of its divisors is an integer number (10383296).

Almost surely, 2^131713556 is an apocalyptic number.

It is an amenable number.

131713556 is a deficient number, since it is larger than the sum of its proper divisors (117485548).

131713556 is a wasteful number, since it uses less digits than its factorization.

131713556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9911 (or 9909 counting only the distinct ones).

The product of its digits is 9450, while the sum is 32.

The square root of 131713556 is about 11476.6526478760. The cubic root of 131713556 is about 508.7957695563.

The spelling of 131713556 in words is "one hundred thirty-one million, seven hundred thirteen thousand, five hundred fifty-six".