1313577404 has 18 divisors (see below), whose sum is σ = 2362578120. Its totient is φ = 639034992.

The previous prime is 1313577401. The next prime is 1313577431. The reversal of 1313577404 is 4047753131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313577401) 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 5 ways as a sum of consecutive naturals, for example, 114464 + ... + 125415.

It is an arithmetic number, because the mean of its divisors is an integer number (131254340).

Almost surely, 2^1313577404 is an apocalyptic number.

It is an amenable number.

1313577404 is a deficient number, since it is larger than the sum of its proper divisors (1049000716).

1313577404 is a wasteful number, since it uses less digits than its factorization.

1313577404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239957 (or 239918 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 35.

The square root of 1313577404 is about 36243.3084030694. The cubic root of 1313577404 is about 1095.1792910620.

The spelling of 1313577404 in words is "one billion, three hundred thirteen million, five hundred seventy-seven thousand, four hundred four".