1313351103 has 16 divisors (see below), whose sum is σ = 1785093120. Its totient is φ = 858723264.

The previous prime is 1313351093. The next prime is 1313351161. The reversal of 1313351103 is 3011533131.

1313351103 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1313351103 - 2⁴ = 1313351087 is a prime.

It is a super-2 number, since 2×1313351103² = 3449782239502633218, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1313351103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313351203) 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, 22450 + ... + 55952.

It is an arithmetic number, because the mean of its divisors is an integer number (111568320).

Almost surely, 2^1313351103 is an apocalyptic number.

1313351103 is a deficient number, since it is larger than the sum of its proper divisors (471742017).

1313351103 is a wasteful number, since it uses less digits than its factorization.

1313351103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33758.

The product of its (nonzero) digits is 405, while the sum is 21.

The square root of 1313351103 is about 36240.1862991900. The cubic root of 1313351103 is about 1095.1163955418.

Adding to 1313351103 its reverse (3011533131), we get a palindrome (4324884234).

The spelling of 1313351103 in words is "one billion, three hundred thirteen million, three hundred fifty-one thousand, one hundred three".