313648303 has 2 divisors, whose sum is σ = 313648304. Its totient is φ = 313648302.

The previous prime is 313648273. The next prime is 313648331. The reversal of 313648303 is 303846313.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 313648303 - 2⁵ = 313648271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313648103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156824151 + 156824152.

It is an arithmetic number, because the mean of its divisors is an integer number (156824152).

Almost surely, 2^313648303 is an apocalyptic number.

313648303 is a deficient number, since it is larger than the sum of its proper divisors (1).

313648303 is an equidigital number, since it uses as much as digits as its factorization.

313648303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 31.

The square root of 313648303 is about 17710.1186613755. The cubic root of 313648303 is about 679.4345811678.

The spelling of 313648303 in words is "three hundred thirteen million, six hundred forty-eight thousand, three hundred three".