1313849716 has 6 divisors (see below), whose sum is σ = 2299237010. Its totient is φ = 656924856.

The previous prime is 1313849653. The next prime is 1313849729. The reversal of 1313849716 is 6179483131.

It can be written as a sum of positive squares in only one way, i.e., 958150116 + 355699600 = 30954^2 + 18860^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164231211 + ... + 164231218.

Almost surely, 2^1313849716 is an apocalyptic number.

It is an amenable number.

1313849716 is a deficient number, since it is larger than the sum of its proper divisors (985387294).

1313849716 is a wasteful number, since it uses less digits than its factorization.

1313849716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328462433 (or 328462431 counting only the distinct ones).

The product of its digits is 108864, while the sum is 43.

The square root of 1313849716 is about 36247.0649294533. The cubic root of 1313849716 is about 1095.2549647798.

The spelling of 1313849716 in words is "one billion, three hundred thirteen million, eight hundred forty-nine thousand, seven hundred sixteen".