1296711882 has 16 divisors (see below), whose sum is σ = 2881582080. Its totient is φ = 432237276.

The previous prime is 1296711863. The next prime is 1296711883. The reversal of 1296711882 is 2881176921.

It is not an unprimeable number, because it can be changed into a prime (1296711883) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12006538 + ... + 12006645.

It is an arithmetic number, because the mean of its divisors is an integer number (180098880).

Almost surely, 2^1296711882 is an apocalyptic number.

1296711882 is an abundant number, since it is smaller than the sum of its proper divisors (1584870198).

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

1296711882 is a wasteful number, since it uses less digits than its factorization.

1296711882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24013194 (or 24013188 counting only the distinct ones).

The product of its digits is 96768, while the sum is 45.

The square root of 1296711882 is about 36009.8858926268. The cubic root of 1296711882 is about 1090.4719449993.

The spelling of 1296711882 in words is "one billion, two hundred ninety-six million, seven hundred eleven thousand, eight hundred eighty-two".