1296913116 has 24 divisors (see below), whose sum is σ = 3033036160. Its totient is φ = 431317872.

The previous prime is 1296913099. The next prime is 1296913129. The reversal of 1296913116 is 6113196921.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117826 + ... + 128361.

Almost surely, 2^1296913116 is an apocalyptic number.

It is an amenable number.

1296913116 is an abundant number, since it is smaller than the sum of its proper divisors (1736123044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1296913116 is a wasteful number, since it uses less digits than its factorization.

1296913116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246633 (or 246631 counting only the distinct ones).

The product of its digits is 17496, while the sum is 39.

The square root of 1296913116 is about 36012.6799336012. The cubic root of 1296913116 is about 1090.5283514336.

The spelling of 1296913116 in words is "one billion, two hundred ninety-six million, nine hundred thirteen thousand, one hundred sixteen".