131713922 has 4 divisors (see below), whose sum is σ = 197570886. Its totient is φ = 65856960.

The previous prime is 131713903. The next prime is 131713927. The reversal of 131713922 is 229317131.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 99780121 + 31933801 = 9989^2 + 5651^2 .

It is not an unprimeable number, because it can be changed into a prime (131713927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32928479 + ... + 32928482.

Almost surely, 2^131713922 is an apocalyptic number.

131713922 is a deficient number, since it is larger than the sum of its proper divisors (65856964).

131713922 is an equidigital number, since it uses as much as digits as its factorization.

131713922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65856963.

The product of its digits is 2268, while the sum is 29.

The square root of 131713922 is about 11476.6685932809. The cubic root of 131713922 is about 508.7962408292.

The spelling of 131713922 in words is "one hundred thirty-one million, seven hundred thirteen thousand, nine hundred twenty-two".