1313577403 has 16 divisors (see below), whose sum is σ = 1471231296. Its totient is φ = 1166330880.

The previous prime is 1313577401. The next prime is 1313577431. The reversal of 1313577403 is 3047753131.

It is a cyclic number.

It is not a de Polignac number, because 1313577403 - 2¹ = 1313577401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1313577401) 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, 5533 + ... + 51553.

It is an arithmetic number, because the mean of its divisors is an integer number (91951956).

Almost surely, 2^1313577403 is an apocalyptic number.

1313577403 is a deficient number, since it is larger than the sum of its proper divisors (157653893).

1313577403 is a wasteful number, since it uses less digits than its factorization.

1313577403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46134.

The product of its (nonzero) digits is 26460, while the sum is 34.

The square root of 1313577403 is about 36243.3083892737. The cubic root of 1313577403 is about 1095.1792907841.

The spelling of 1313577403 in words is "one billion, three hundred thirteen million, five hundred seventy-seven thousand, four hundred three".