315276547 has 2 divisors, whose sum is σ = 315276548. Its totient is φ = 315276546.

The previous prime is 315276523. The next prime is 315276551. The reversal of 315276547 is 745672513.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 315276547 - 2⁷ = 315276419 is a prime.

It is not a weakly prime, because it can be changed into another prime (315270547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157638273 + 157638274.

It is an arithmetic number, because the mean of its divisors is an integer number (157638274).

Almost surely, 2^315276547 is an apocalyptic number.

315276547 is a deficient number, since it is larger than the sum of its proper divisors (1).

315276547 is an equidigital number, since it uses as much as digits as its factorization.

315276547 is an evil number, because the sum of its binary digits is even.

The product of its digits is 176400, while the sum is 40.

The square root of 315276547 is about 17756.0284692270. The cubic root of 315276547 is about 680.6082698895.

The spelling of 315276547 in words is "three hundred fifteen million, two hundred seventy-six thousand, five hundred forty-seven".