131352737 has 2 divisors, whose sum is σ = 131352738. Its totient is φ = 131352736.

The previous prime is 131352731. The next prime is 131352787. The reversal of 131352737 is 737253131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 122965921 + 8386816 = 11089^2 + 2896^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131352737 is a prime.

It is a super-3 number, since 3×131352737³ (a number of 25 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (131352731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65676368 + 65676369.

It is an arithmetic number, because the mean of its divisors is an integer number (65676369).

Almost surely, 2^131352737 is an apocalyptic number.

It is an amenable number.

131352737 is a deficient number, since it is larger than the sum of its proper divisors (1).

131352737 is an equidigital number, since it uses as much as digits as its factorization.

131352737 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13230, while the sum is 32.

The square root of 131352737 is about 11460.9221705760. The cubic root of 131352737 is about 508.3307425709.

The spelling of 131352737 in words is "one hundred thirty-one million, three hundred fifty-two thousand, seven hundred thirty-seven".