2312855999 has 2 divisors, whose sum is σ = 2312856000. Its totient is φ = 2312855998.

The previous prime is 2312855983. The next prime is 2312856059. The reversal of 2312855999 is 9995582132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2312855999 - 2⁴ = 2312855983 is a prime.

It is a super-2 number, since 2×2312855999² = 10698605744220576002, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2312855999.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2312852999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1156427999 + 1156428000.

It is an arithmetic number, because the mean of its divisors is an integer number (1156428000).

Almost surely, 2^2312855999 is an apocalyptic number.

2312855999 is a deficient number, since it is larger than the sum of its proper divisors (1).

2312855999 is an equidigital number, since it uses as much as digits as its factorization.

2312855999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1749600, while the sum is 53.

The square root of 2312855999 is about 48092.1615130782. The cubic root of 2312855999 is about 1322.4609735209.

The spelling of 2312855999 in words is "two billion, three hundred twelve million, eight hundred fifty-five thousand, nine hundred ninety-nine".