313634617 has 2 divisors, whose sum is σ = 313634618. Its totient is φ = 313634616.

The previous prime is 313634599. The next prime is 313634621. The reversal of 313634617 is 716436313.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 302203456 + 11431161 = 17384^2 + 3381^2 .

It is a cyclic number.

It is not a de Polignac number, because 313634617 - 2¹¹ = 313632569 is a prime.

It is equal to p_16950283 and since 313634617 and 16950283 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (313634017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156817308 + 156817309.

It is an arithmetic number, because the mean of its divisors is an integer number (156817309).

Almost surely, 2^313634617 is an apocalyptic number.

It is an amenable number.

313634617 is a deficient number, since it is larger than the sum of its proper divisors (1).

313634617 is an equidigital number, since it uses as much as digits as its factorization.

313634617 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27216, while the sum is 34.

The square root of 313634617 is about 17709.7322678803. The cubic root of 313634617 is about 679.4246986796.

The spelling of 313634617 in words is "three hundred thirteen million, six hundred thirty-four thousand, six hundred seventeen".