1122820652 has 12 divisors (see below), whose sum is σ = 1968467760. Its totient is φ = 560401296.

The previous prime is 1122820619. The next prime is 1122820661. The reversal of 1122820652 is 2560282211.

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, 249752 + ... + 254207.

It is an arithmetic number, because the mean of its divisors is an integer number (164038980).

Almost surely, 2^1122820652 is an apocalyptic number.

It is an amenable number.

1122820652 is a deficient number, since it is larger than the sum of its proper divisors (845647108).

1122820652 is a wasteful number, since it uses less digits than its factorization.

1122820652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504520 (or 504518 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 1122820652 is about 33508.5161115798. The cubic root of 1122820652 is about 1039.3698882775.

The spelling of 1122820652 in words is "one billion, one hundred twenty-two million, eight hundred twenty thousand, six hundred fifty-two".