1315323532 has 6 divisors (see below), whose sum is σ = 2301816188. Its totient is φ = 657661764.

The previous prime is 1315323509. The next prime is 1315323547. The reversal of 1315323532 is 2353235131.

It is a self number, because there is not a number n which added to its sum of digits gives 1315323532.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164415438 + ... + 164415445.

Almost surely, 2^1315323532 is an apocalyptic number.

It is an amenable number.

1315323532 is a deficient number, since it is larger than the sum of its proper divisors (986492656).

1315323532 is a wasteful number, since it uses less digits than its factorization.

1315323532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328830887 (or 328830885 counting only the distinct ones).

The product of its digits is 8100, while the sum is 28.

The square root of 1315323532 is about 36267.3893739265. The cubic root of 1315323532 is about 1095.6643472400.

Adding to 1315323532 its reverse (2353235131), we get a palindrome (3668558663).

The spelling of 1315323532 in words is "one billion, three hundred fifteen million, three hundred twenty-three thousand, five hundred thirty-two".