13325971 has 2 divisors, whose sum is σ = 13325972. Its totient is φ = 13325970.

The previous prime is 13325951. The next prime is 13326029. The reversal of 13325971 is 17952331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13325971 - 2²³ = 4937363 is a prime.

It is not a weakly prime, because it can be changed into another prime (13325911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6662985 + 6662986.

It is an arithmetic number, because the mean of its divisors is an integer number (6662986).

Almost surely, 2^13325971 is an apocalyptic number.

13325971 is a deficient number, since it is larger than the sum of its proper divisors (1).

13325971 is an equidigital number, since it uses as much as digits as its factorization.

13325971 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5670, while the sum is 31.

The square root of 13325971 is about 3650.4754484861. The cubic root of 13325971 is about 237.0825672067.

The spelling of 13325971 in words is "thirteen million, three hundred twenty-five thousand, nine hundred seventy-one".