315194027 has 2 divisors, whose sum is σ = 315194028. Its totient is φ = 315194026.

The previous prime is 315193993. The next prime is 315194039. The reversal of 315194027 is 720491513.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 315194027 - 2²² = 310999723 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 315193984 and 315194002.

It is not a weakly prime, because it can be changed into another prime (315190027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157597013 + 157597014.

It is an arithmetic number, because the mean of its divisors is an integer number (157597014).

Almost surely, 2^315194027 is an apocalyptic number.

315194027 is a deficient number, since it is larger than the sum of its proper divisors (1).

315194027 is an equidigital number, since it uses as much as digits as its factorization.

315194027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 315194027 is about 17753.7045993224. The cubic root of 315194027 is about 680.5488842531.

The spelling of 315194027 in words is "three hundred fifteen million, one hundred ninety-four thousand, twenty-seven".