1126656964 has 12 divisors (see below), whose sum is σ = 1983047724. Its totient is φ = 560071904.

The previous prime is 1126656941. The next prime is 1126656977. The reversal of 1126656964 is 4696566211.

It can be written as a sum of positive squares in 2 ways, for example, as 1078465600 + 48191364 = 32840^2 + 6942^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 813367 + ... + 814750.

It is an arithmetic number, because the mean of its divisors is an integer number (165253977).

Almost surely, 2^1126656964 is an apocalyptic number.

It is an amenable number.

1126656964 is a deficient number, since it is larger than the sum of its proper divisors (856390760).

1126656964 is a wasteful number, since it uses less digits than its factorization.

1126656964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1628294 (or 1628292 counting only the distinct ones).

The product of its digits is 466560, while the sum is 46.

The square root of 1126656964 is about 33565.7111350259. The cubic root of 1126656964 is about 1040.5522720100.

The spelling of 1126656964 in words is "one billion, one hundred twenty-six million, six hundred fifty-six thousand, nine hundred sixty-four".