13312963 has 2 divisors, whose sum is σ = 13312964. Its totient is φ = 13312962.

The previous prime is 13312931. The next prime is 13312979. The reversal of 13312963 is 36921331.

13312963 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13312963 - 2⁵ = 13312931 is a prime.

It is not a weakly prime, because it can be changed into another prime (13312903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6656481 + 6656482.

It is an arithmetic number, because the mean of its divisors is an integer number (6656482).

Almost surely, 2^13312963 is an apocalyptic number.

13312963 is a deficient number, since it is larger than the sum of its proper divisors (1).

13312963 is an equidigital number, since it uses as much as digits as its factorization.

13312963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2916, while the sum is 28.

The square root of 13312963 is about 3648.6933277545. The cubic root of 13312963 is about 237.0054002461.

The spelling of 13312963 in words is "thirteen million, three hundred twelve thousand, nine hundred sixty-three".