131461963 has 2 divisors, whose sum is σ = 131461964. Its totient is φ = 131461962.

The previous prime is 131461937. The next prime is 131462021. The reversal of 131461963 is 369164131.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 131461963 - 2²⁵ = 97907531 is a prime.

It is a super-4 number, since 4×131461963⁴ (a number of 34 digits) contains 4444 as substring.

It is not a weakly prime, because it can be changed into another prime (131461763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65730981 + 65730982.

It is an arithmetic number, because the mean of its divisors is an integer number (65730982).

Almost surely, 2^131461963 is an apocalyptic number.

131461963 is a deficient number, since it is larger than the sum of its proper divisors (1).

131461963 is an equidigital number, since it uses as much as digits as its factorization.

131461963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11664, while the sum is 34.

The square root of 131461963 is about 11465.6863292173. The cubic root of 131461963 is about 508.4716038682.

The spelling of 131461963 in words is "one hundred thirty-one million, four hundred sixty-one thousand, nine hundred sixty-three".