1315527712 has 12 divisors (see below), whose sum is σ = 2589945246. Its totient is φ = 657763840.

The previous prime is 1315527679. The next prime is 1315527713. The reversal of 1315527712 is 2177255131.

It can be written as a sum of positive squares in only one way, i.e., 1307256336 + 8271376 = 36156^2 + 2876^2 .

It is a super-2 number, since 2×1315527712² = 3461226322079909888, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1315527713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20555089 + ... + 20555152.

Almost surely, 2^1315527712 is an apocalyptic number.

It is an amenable number.

1315527712 is a deficient number, since it is larger than the sum of its proper divisors (1274417534).

1315527712 is an equidigital number, since it uses as much as digits as its factorization.

1315527712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41110251 (or 41110243 counting only the distinct ones).

The product of its digits is 14700, while the sum is 34.

The square root of 1315527712 is about 36270.2041902165. The cubic root of 1315527712 is about 1095.7210382786.

The spelling of 1315527712 in words is "one billion, three hundred fifteen million, five hundred twenty-seven thousand, seven hundred twelve".