1315310536 has 16 divisors (see below), whose sum is σ = 2611278540. Its totient is φ = 618969600.

The previous prime is 1315310533. The next prime is 1315310543. The reversal of 1315310536 is 6350135131.

It can be written as a sum of positive squares in 2 ways, for example, as 1059502500 + 255808036 = 32550^2 + 15994^2 .

It is a super-2 number, since 2×1315310536² = 3460083612225214592, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1315310533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4835565 + ... + 4835836.

Almost surely, 2^1315310536 is an apocalyptic number.

It is an amenable number.

1315310536 is a deficient number, since it is larger than the sum of its proper divisors (1295968004).

1315310536 is a wasteful number, since it uses less digits than its factorization.

1315310536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9671424 (or 9671420 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 28.

The square root of 1315310536 is about 36267.2102042603. The cubic root of 1315310536 is about 1095.6607386726.

Adding to 1315310536 its reverse (6350135131), we get a palindrome (7665445667).

The spelling of 1315310536 in words is "one billion, three hundred fifteen million, three hundred ten thousand, five hundred thirty-six".