322113997 has 2 divisors, whose sum is σ = 322113998. Its totient is φ = 322113996.

The previous prime is 322113931. The next prime is 322114003. The reversal of 322113997 is 799311223.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 297700516 + 24413481 = 17254^2 + 4941^2 .

It is a cyclic number.

It is not a de Polignac number, because 322113997 - 2¹⁵ = 322081229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (322113907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161056998 + 161056999.

It is an arithmetic number, because the mean of its divisors is an integer number (161056999).

Almost surely, 2^322113997 is an apocalyptic number.

It is an amenable number.

322113997 is a deficient number, since it is larger than the sum of its proper divisors (1).

322113997 is an equidigital number, since it uses as much as digits as its factorization.

322113997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20412, while the sum is 37.

The square root of 322113997 is about 17947.5345660623. The cubic root of 322113997 is about 685.4932756890.

The spelling of 322113997 in words is "three hundred twenty-two million, one hundred thirteen thousand, nine hundred ninety-seven".