313951281053 has 4 divisors (see below), whose sum is σ = 313952748060. Its totient is φ = 313949814048.

The previous prime is 313951281023. The next prime is 313951281067. The reversal of 313951281053 is 350182159313.

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

It can be written as a sum of positive squares in 2 ways, for example, as 202115882329 + 111835398724 = 449573^2 + 334418^2 .

It is a cyclic number.

It is not a de Polignac number, because 313951281053 - 2³⁰ = 312877539229 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 313951281053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313951281023) 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, 343298 + ... + 863571.

It is an arithmetic number, because the mean of its divisors is an integer number (78488187015).

Almost surely, 2^313951281053 is an apocalyptic number.

It is an amenable number.

313951281053 is a deficient number, since it is larger than the sum of its proper divisors (1467007).

313951281053 is a wasteful number, since it uses less digits than its factorization.

313951281053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1467006.

The product of its (nonzero) digits is 97200, while the sum is 41.

The spelling of 313951281053 in words is "three hundred thirteen billion, nine hundred fifty-one million, two hundred eighty-one thousand, fifty-three".