313537253 has 4 divisors (see below), whose sum is σ = 316581408. Its totient is φ = 310493100.

The previous prime is 313537247. The next prime is 313537261. The reversal of 313537253 is 352735313.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 313537253 - 2⁸ = 313536997 is a prime.

It is a super-4 number, since 4×313537253⁴ (a number of 35 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (303537253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1521923 + ... + 1522128.

It is an arithmetic number, because the mean of its divisors is an integer number (79145352).

Almost surely, 2^313537253 is an apocalyptic number.

It is an amenable number.

313537253 is a deficient number, since it is larger than the sum of its proper divisors (3044155).

313537253 is a wasteful number, since it uses less digits than its factorization.

313537253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3044154.

The product of its digits is 28350, while the sum is 32.

The square root of 313537253 is about 17706.9831704895. The cubic root of 313537253 is about 679.3543850628.

The spelling of 313537253 in words is "three hundred thirteen million, five hundred thirty-seven thousand, two hundred fifty-three".