313032103 has 4 divisors (see below), whose sum is σ = 317320288. Its totient is φ = 308743920.

The previous prime is 313032077. The next prime is 313032133. The reversal of 313032103 is 301230313.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-313032103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313032133) 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, 2143983 + ... + 2144128.

It is an arithmetic number, because the mean of its divisors is an integer number (79330072).

Almost surely, 2^313032103 is an apocalyptic number.

313032103 is a deficient number, since it is larger than the sum of its proper divisors (4288185).

313032103 is an equidigital number, since it uses as much as digits as its factorization.

313032103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4288184.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 313032103 is about 17692.7132741137. The cubic root of 313032103 is about 678.9893456828.

Adding to 313032103 its reverse (301230313), we get a palindrome (614262416).

The spelling of 313032103 in words is "three hundred thirteen million, thirty-two thousand, one hundred three".