312313427 has 2 divisors, whose sum is σ = 312313428. Its totient is φ = 312313426.

The previous prime is 312313403. The next prime is 312313439. The reversal of 312313427 is 724313213.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 312313427 - 2¹² = 312309331 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 312313396 and 312313405.

It is not a weakly prime, because it can be changed into another prime (312313457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156156713 + 156156714.

It is an arithmetic number, because the mean of its divisors is an integer number (156156714).

Almost surely, 2^312313427 is an apocalyptic number.

312313427 is a deficient number, since it is larger than the sum of its proper divisors (1).

312313427 is an equidigital number, since it uses as much as digits as its factorization.

312313427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3024, while the sum is 26.

The square root of 312313427 is about 17672.3916604403. The cubic root of 312313427 is about 678.4693273866.

The spelling of 312313427 in words is "three hundred twelve million, three hundred thirteen thousand, four hundred twenty-seven".