313403103 has 48 divisors (see below), whose sum is σ = 502669440. Its totient is φ = 186967872.

The previous prime is 313402997. The next prime is 313403137. The reversal of 313403103 is 301304313.

313403103 is a `hidden beast` number, since 313 + 40 + 310 + 3 = 666.

It is not a de Polignac number, because 313403103 - 2²² = 309208799 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313408103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 572676 + ... + 573222.

It is an arithmetic number, because the mean of its divisors is an integer number (10472280).

Almost surely, 2^313403103 is an apocalyptic number.

313403103 is a deficient number, since it is larger than the sum of its proper divisors (189266337).

313403103 is a wasteful number, since it uses less digits than its factorization.

313403103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708 (or 705 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 313403103 is about 17703.1947116898. The cubic root of 313403103 is about 679.2574817541.

Adding to 313403103 its reverse (301304313), we get a palindrome (614707416).

It can be divided in two parts, 31340 and 3103, that added together give a palindrome (34443).

The spelling of 313403103 in words is "three hundred thirteen million, four hundred three thousand, one hundred three".