2331001399 has 2 divisors, whose sum is σ = 2331001400. Its totient is φ = 2331001398.

The previous prime is 2331001327. The next prime is 2331001417. The reversal of 2331001399 is 9931001332.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2331001399 - 2⁷ = 2331001271 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2331001399.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2331005399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1165500699 + 1165500700.

It is an arithmetic number, because the mean of its divisors is an integer number (1165500700).

Almost surely, 2^2331001399 is an apocalyptic number.

2331001399 is a deficient number, since it is larger than the sum of its proper divisors (1).

2331001399 is an equidigital number, since it uses as much as digits as its factorization.

2331001399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4374, while the sum is 31.

The square root of 2331001399 is about 48280.4453065628. The cubic root of 2331001399 is about 1325.9104029680.

The spelling of 2331001399 in words is "two billion, three hundred thirty-one million, one thousand, three hundred ninety-nine".