313403303365 has 4 divisors (see below), whose sum is σ = 376083964044. Its totient is φ = 250722642688.

The previous prime is 313403303351. The next prime is 313403303371. The reversal of 313403303365 is 563303304313.

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 156918184641 + 156485118724 = 396129^2 + 395582^2 .

It is a cyclic number.

It is not a de Polignac number, because 313403303365 - 2³³ = 304813368773 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 313403303365.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31340330332 + ... + 31340330341.

It is an arithmetic number, because the mean of its divisors is an integer number (94020991011).

Almost surely, 2^313403303365 is an apocalyptic number.

It is an amenable number.

313403303365 is a deficient number, since it is larger than the sum of its proper divisors (62680660679).

313403303365 is an equidigital number, since it uses as much as digits as its factorization.

313403303365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62680660678.

The product of its (nonzero) digits is 87480, while the sum is 34.

Adding to 313403303365 its reverse (563303304313), we get a palindrome (876706607678).

The spelling of 313403303365 in words is "three hundred thirteen billion, four hundred three million, three hundred three thousand, three hundred sixty-five".