313260421403 has 16 divisors (see below), whose sum is σ = 330121056384. Its totient is φ = 296933783040.

The previous prime is 313260421399. The next prime is 313260421427. The reversal of 313260421403 is 304124062313.

It is a cyclic number.

It is not a de Polignac number, because 313260421403 - 2² = 313260421399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313560421403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 329300 + ... + 857297.

It is an arithmetic number, because the mean of its divisors is an integer number (20632566024).

Almost surely, 2^313260421403 is an apocalyptic number.

313260421403 is a deficient number, since it is larger than the sum of its proper divisors (16860634981).

313260421403 is a wasteful number, since it uses less digits than its factorization.

313260421403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1186822.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 313260421403 its reverse (304124062313), we get a palindrome (617384483716).

The spelling of 313260421403 in words is "three hundred thirteen billion, two hundred sixty million, four hundred twenty-one thousand, four hundred three".