313191107 has 2 divisors, whose sum is σ = 313191108. Its totient is φ = 313191106.

The previous prime is 313191103. The next prime is 313191157. The reversal of 313191107 is 701191313.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 313191107 - 2² = 313191103 is a prime.

It is not a weakly prime, because it can be changed into another prime (313191103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156595553 + 156595554.

It is an arithmetic number, because the mean of its divisors is an integer number (156595554).

Almost surely, 2^313191107 is an apocalyptic number.

313191107 is a deficient number, since it is larger than the sum of its proper divisors (1).

313191107 is an equidigital number, since it uses as much as digits as its factorization.

313191107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 567, while the sum is 26.

The square root of 313191107 is about 17697.2061919389. The cubic root of 313191107 is about 679.1042899609.

The spelling of 313191107 in words is "three hundred thirteen million, one hundred ninety-one thousand, one hundred seven".