2311899407 has 2 divisors, whose sum is σ = 2311899408. Its totient is φ = 2311899406.

The previous prime is 2311899383. The next prime is 2311899413. The reversal of 2311899407 is 7049981132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2311899407 - 2⁸ = 2311899151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2311899437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1155949703 + 1155949704.

It is an arithmetic number, because the mean of its divisors is an integer number (1155949704).

Almost surely, 2^2311899407 is an apocalyptic number.

2311899407 is a deficient number, since it is larger than the sum of its proper divisors (1).

2311899407 is an equidigital number, since it uses as much as digits as its factorization.

2311899407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 44.

The square root of 2311899407 is about 48082.2150800065. The cubic root of 2311899407 is about 1322.2786260918.

The spelling of 2311899407 in words is "two billion, three hundred eleven million, eight hundred ninety-nine thousand, four hundred seven".