131930963 has 2 divisors, whose sum is σ = 131930964. Its totient is φ = 131930962.

The previous prime is 131930959. The next prime is 131930969. The reversal of 131930963 is 369039131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 131930963 - 2² = 131930959 is a prime.

It is not a weakly prime, because it can be changed into another prime (131930969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65965481 + 65965482.

It is an arithmetic number, because the mean of its divisors is an integer number (65965482).

Almost surely, 2^131930963 is an apocalyptic number.

131930963 is a deficient number, since it is larger than the sum of its proper divisors (1).

131930963 is an equidigital number, since it uses as much as digits as its factorization.

131930963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13122, while the sum is 35.

The square root of 131930963 is about 11486.1204503522. The cubic root of 131930963 is about 509.0755558846.

The spelling of 131930963 in words is "one hundred thirty-one million, nine hundred thirty thousand, nine hundred sixty-three".