312946099 has 2 divisors, whose sum is σ = 312946100. Its totient is φ = 312946098.

The previous prime is 312946057. The next prime is 312946103. The reversal of 312946099 is 990649213.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 312946099 - 2⁹ = 312945587 is a prime.

It is not a weakly prime, because it can be changed into another prime (312946499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156473049 + 156473050.

It is an arithmetic number, because the mean of its divisors is an integer number (156473050).

Almost surely, 2^312946099 is an apocalyptic number.

312946099 is a deficient number, since it is larger than the sum of its proper divisors (1).

312946099 is an equidigital number, since it uses as much as digits as its factorization.

312946099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 104976, while the sum is 43.

The square root of 312946099 is about 17690.2826150404. The cubic root of 312946099 is about 678.9271570149.

The spelling of 312946099 in words is "three hundred twelve million, nine hundred forty-six thousand, ninety-nine".