131755951 has 2 divisors, whose sum is σ = 131755952. Its totient is φ = 131755950.

The previous prime is 131755901. The next prime is 131755957. The reversal of 131755951 is 159557131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 131755951 - 2¹⁷ = 131624879 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 131755951.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131755957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65877975 + 65877976.

It is an arithmetic number, because the mean of its divisors is an integer number (65877976).

Almost surely, 2^131755951 is an apocalyptic number.

131755951 is a deficient number, since it is larger than the sum of its proper divisors (1).

131755951 is an equidigital number, since it uses as much as digits as its factorization.

131755951 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23625, while the sum is 37.

The square root of 131755951 is about 11478.4995099534. The cubic root of 131755951 is about 508.8503528592.

The spelling of 131755951 in words is "one hundred thirty-one million, seven hundred fifty-five thousand, nine hundred fifty-one".