1313807073 has 16 divisors (see below), whose sum is σ = 1857827520. Its totient is φ = 822998016.

The previous prime is 1313807071. The next prime is 1313807093. The reversal of 1313807073 is 3707083131.

1313807073 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 1313807073 - 2¹ = 1313807071 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1313807071) 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, 10761 + ... + 52377.

It is an arithmetic number, because the mean of its divisors is an integer number (116114220).

Almost surely, 2^1313807073 is an apocalyptic number.

It is an amenable number.

1313807073 is a deficient number, since it is larger than the sum of its proper divisors (544020447).

1313807073 is a wasteful number, since it uses less digits than its factorization.

1313807073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42256.

The product of its (nonzero) digits is 10584, while the sum is 33.

The square root of 1313807073 is about 36246.4766977426. The cubic root of 1313807073 is about 1095.2431152605.

The spelling of 1313807073 in words is "one billion, three hundred thirteen million, eight hundred seven thousand, seventy-three".