312304099 has 2 divisors, whose sum is σ = 312304100. Its totient is φ = 312304098.

The previous prime is 312304073. The next prime is 312304123. The reversal of 312304099 is 990403213.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 312304099 - 2⁵ = 312304067 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 312304099.

It is not a weakly prime, because it can be changed into another prime (312304009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156152049 + 156152050.

It is an arithmetic number, because the mean of its divisors is an integer number (156152050).

Almost surely, 2^312304099 is an apocalyptic number.

312304099 is a deficient number, since it is larger than the sum of its proper divisors (1).

312304099 is an equidigital number, since it uses as much as digits as its factorization.

312304099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 31.

The square root of 312304099 is about 17672.1277439928. The cubic root of 312304099 is about 678.4625726072.

The spelling of 312304099 in words is "three hundred twelve million, three hundred four thousand, ninety-nine".