1313795494 has 20 divisors (see below), whose sum is σ = 2167797420. Its totient is φ = 597166460.

The previous prime is 1313795477. The next prime is 1313795501. The reversal of 1313795494 is 4945973131.

It is a super-3 number, since 3×1313795494³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 6849 + ... + 51715.

It is an arithmetic number, because the mean of its divisors is an integer number (108389871).

Almost surely, 2^1313795494 is an apocalyptic number.

1313795494 is a deficient number, since it is larger than the sum of its proper divisors (854001926).

1313795494 is an frugal number, since it uses more digits than its factorization.

1313795494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44913 (or 44880 counting only the distinct ones).

The product of its digits is 408240, while the sum is 46.

The square root of 1313795494 is about 36246.3169715214. The cubic root of 1313795494 is about 1095.2398976756.

The spelling of 1313795494 in words is "one billion, three hundred thirteen million, seven hundred ninety-five thousand, four hundred ninety-four".