3131353963 has 2 divisors, whose sum is σ = 3131353964. Its totient is φ = 3131353962.

The previous prime is 3131353937. The next prime is 3131354069. The reversal of 3131353963 is 3693531313.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3131353963 - 2²⁵ = 3097799531 is a prime.

It is not a weakly prime, because it can be changed into another prime (3131353163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1565676981 + 1565676982.

It is an arithmetic number, because the mean of its divisors is an integer number (1565676982).

Almost surely, 2^3131353963 is an apocalyptic number.

3131353963 is a deficient number, since it is larger than the sum of its proper divisors (1).

3131353963 is an equidigital number, since it uses as much as digits as its factorization.

3131353963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 65610, while the sum is 37.

The square root of 3131353963 is about 55958.5021511477. The cubic root of 3131353963 is about 1462.9990836465. Note that the first 3 decimals are identical.

The spelling of 3131353963 in words is "three billion, one hundred thirty-one million, three hundred fifty-three thousand, nine hundred sixty-three".