1315012432 has 10 divisors (see below), whose sum is σ = 2547836618. Its totient is φ = 657506208.

The previous prime is 1315012423. The next prime is 1315012451. The reversal of 1315012432 is 2342105131.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1074266176 + 240746256 = 32776^2 + 15516^2 .

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, 41094123 + ... + 41094154.

Almost surely, 2^1315012432 is an apocalyptic number.

It is an amenable number.

1315012432 is a deficient number, since it is larger than the sum of its proper divisors (1232824186).

1315012432 is an equidigital number, since it uses as much as digits as its factorization.

1315012432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82188285 (or 82188279 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 1315012432 is about 36263.1001432586. The cubic root of 1315012432 is about 1095.5779583409.

Adding to 1315012432 its reverse (2342105131), we get a palindrome (3657117563).

The spelling of 1315012432 in words is "one billion, three hundred fifteen million, twelve thousand, four hundred thirty-two".