1313498344 has 16 divisors (see below), whose sum is σ = 2496547620. Its totient is φ = 647752320.

The previous prime is 1313498309. The next prime is 1313498369. The reversal of 1313498344 is 4438943131.

It can be written as a sum of positive squares in 2 ways, for example, as 1307690244 + 5808100 = 36162^2 + 2410^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1313498297 and 1313498306.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1123987 + ... + 1125154.

Almost surely, 2^1313498344 is an apocalyptic number.

It is an amenable number.

1313498344 is a deficient number, since it is larger than the sum of its proper divisors (1183049276).

1313498344 is a wasteful number, since it uses less digits than its factorization.

1313498344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2249220 (or 2249216 counting only the distinct ones).

The product of its digits is 124416, while the sum is 40.

The square root of 1313498344 is about 36242.2177025634. The cubic root of 1313498344 is about 1095.1573188479.

The spelling of 1313498344 in words is "one billion, three hundred thirteen million, four hundred ninety-eight thousand, three hundred forty-four".