1315849924 has 6 divisors (see below), whose sum is σ = 2302737374. Its totient is φ = 657924960.

The previous prime is 1315849897. The next prime is 1315849939. The reversal of 1315849924 is 4299485131.

It can be written as a sum of positive squares in only one way, i.e., 785008324 + 530841600 = 28018^2 + 23040^2 .

It is a super-2 number, since 2×1315849924² = 3462922044981611552, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164481237 + ... + 164481244.

Almost surely, 2^1315849924 is an apocalyptic number.

It is an amenable number.

1315849924 is a deficient number, since it is larger than the sum of its proper divisors (986887450).

1315849924 is a wasteful number, since it uses less digits than its factorization.

1315849924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328962485 (or 328962483 counting only the distinct ones).

The product of its digits is 311040, while the sum is 46.

The square root of 1315849924 is about 36274.6457460304. The cubic root of 1315849924 is about 1095.8104892377.

The spelling of 1315849924 in words is "one billion, three hundred fifteen million, eight hundred forty-nine thousand, nine hundred twenty-four".