1296313432 has 64 divisors (see below), whose sum is σ = 2563656480. Its totient is φ = 613896192.

The previous prime is 1296313429. The next prime is 1296313457. The reversal of 1296313432 is 2343136921.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1768138 + ... + 1768870.

Almost surely, 2^1296313432 is an apocalyptic number.

It is an amenable number.

1296313432 is a deficient number, since it is larger than the sum of its proper divisors (1267343048).

1296313432 is a wasteful number, since it uses less digits than its factorization.

1296313432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 932 (or 928 counting only the distinct ones).

The product of its digits is 23328, while the sum is 34.

The square root of 1296313432 is about 36004.3529590520. The cubic root of 1296313432 is about 1090.3602411675.

The spelling of 1296313432 in words is "one billion, two hundred ninety-six million, three hundred thirteen thousand, four hundred thirty-two".