313520227 has 2 divisors, whose sum is σ = 313520228. Its totient is φ = 313520226.

The previous prime is 313520219. The next prime is 313520237. The reversal of 313520227 is 722025313.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 313520227 - 2³ = 313520219 is a prime.

It is not a weakly prime, because it can be changed into another prime (313520237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156760113 + 156760114.

It is an arithmetic number, because the mean of its divisors is an integer number (156760114).

Almost surely, 2^313520227 is an apocalyptic number.

313520227 is a deficient number, since it is larger than the sum of its proper divisors (1).

313520227 is an equidigital number, since it uses as much as digits as its factorization.

313520227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 313520227 is about 17706.5023931888. The cubic root of 313520227 is about 679.3420878562.

The spelling of 313520227 in words is "three hundred thirteen million, five hundred twenty thousand, two hundred twenty-seven".