313893539 has 2 divisors, whose sum is σ = 313893540. Its totient is φ = 313893538.

The previous prime is 313893529. The next prime is 313893563. The reversal of 313893539 is 935398313.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 313893539 - 2⁴ = 313893523 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 313893539.

It is not a weakly prime, because it can be changed into another prime (313893529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156946769 + 156946770.

It is an arithmetic number, because the mean of its divisors is an integer number (156946770).

Almost surely, 2^313893539 is an apocalyptic number.

313893539 is a deficient number, since it is larger than the sum of its proper divisors (1).

313893539 is an equidigital number, since it uses as much as digits as its factorization.

313893539 is an evil number, because the sum of its binary digits is even.

The product of its digits is 262440, while the sum is 44.

The square root of 313893539 is about 17717.0409211019. The cubic root of 313893539 is about 679.6116142863.

It can be divided in two parts, 313893 and 539, that added together give a cube (314432 = 68³).

The spelling of 313893539 in words is "three hundred thirteen million, eight hundred ninety-three thousand, five hundred thirty-nine".