313955357 has 2 divisors, whose sum is σ = 313955358. Its totient is φ = 313955356.

The previous prime is 313955351. The next prime is 313955377. The reversal of 313955357 is 753559313.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 312370276 + 1585081 = 17674^2 + 1259^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-313955357 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313955351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156977678 + 156977679.

It is an arithmetic number, because the mean of its divisors is an integer number (156977679).

Almost surely, 2^313955357 is an apocalyptic number.

It is an amenable number.

313955357 is a deficient number, since it is larger than the sum of its proper divisors (1).

313955357 is an equidigital number, since it uses as much as digits as its factorization.

313955357 is an evil number, because the sum of its binary digits is even.

The product of its digits is 212625, while the sum is 41.

The square root of 313955357 is about 17718.7854267723. The cubic root of 313955357 is about 679.6562254552.

The spelling of 313955357 in words is "three hundred thirteen million, nine hundred fifty-five thousand, three hundred fifty-seven".