1313499070 has 128 divisors (see below), whose sum is σ = 2794176000. Its totient is φ = 440391168.

The previous prime is 1313499049. The next prime is 1313499071. The reversal of 1313499070 is 709943131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313499071) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8815356 + ... + 8815504.

It is an arithmetic number, because the mean of its divisors is an integer number (21829500).

Almost surely, 2^1313499070 is an apocalyptic number.

1313499070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1313499070 is an abundant number, since it is smaller than the sum of its proper divisors (1480676930).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1313499070 is a wasteful number, since it uses less digits than its factorization.

1313499070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314.

The product of its (nonzero) digits is 20412, while the sum is 37.

The square root of 1313499070 is about 36242.2277185054. The cubic root of 1313499070 is about 1095.1575206206.

The spelling of 1313499070 in words is "one billion, three hundred thirteen million, four hundred ninety-nine thousand, seventy".