131962601 has 2 divisors, whose sum is σ = 131962602. Its totient is φ = 131962600.

The previous prime is 131962573. The next prime is 131962667. The reversal of 131962601 is 106269131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 90231001 + 41731600 = 9499^2 + 6460^2 .

It is a cyclic number.

It is not a de Polignac number, because 131962601 - 2²² = 127768297 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (131962301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65981300 + 65981301.

It is an arithmetic number, because the mean of its divisors is an integer number (65981301).

Almost surely, 2^131962601 is an apocalyptic number.

It is an amenable number.

131962601 is a deficient number, since it is larger than the sum of its proper divisors (1).

131962601 is an equidigital number, since it uses as much as digits as its factorization.

131962601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 131962601 is about 11487.4975952119. The cubic root of 131962601 is about 509.1162459667.

The spelling of 131962601 in words is "one hundred thirty-one million, nine hundred sixty-two thousand, six hundred one".