313263847 has 4 divisors (see below), whose sum is σ = 337361080. Its totient is φ = 289166616.

The previous prime is 313263833. The next prime is 313263871. The reversal of 313263847 is 748362313.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-313263847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313263817) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12048597 + ... + 12048622.

It is an arithmetic number, because the mean of its divisors is an integer number (84340270).

Almost surely, 2^313263847 is an apocalyptic number.

313263847 is a deficient number, since it is larger than the sum of its proper divisors (24097233).

313263847 is a wasteful number, since it uses less digits than its factorization.

313263847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24097232.

The product of its digits is 72576, while the sum is 37.

The square root of 313263847 is about 17699.2611992704. The cubic root of 313263847 is about 679.1568608685.

The spelling of 313263847 in words is "three hundred thirteen million, two hundred sixty-three thousand, eight hundred forty-seven".