1122820466 has 12 divisors (see below), whose sum is σ = 1777541022. Its totient is φ = 531861984.

The previous prime is 1122820427. The next prime is 1122820477. The reversal of 1122820466 is 6640282211.

It can be written as a sum of positive squares in only one way, i.e., 572214241 + 550606225 = 23921^2 + 23465^2 .

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 776855 + ... + 778298.

Almost surely, 2^1122820466 is an apocalyptic number.

1122820466 is a deficient number, since it is larger than the sum of its proper divisors (654720556).

1122820466 is a wasteful number, since it uses less digits than its factorization.

1122820466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1555193 (or 1555174 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 1122820466 is about 33508.5133361658. The cubic root of 1122820466 is about 1039.3698308855.

The spelling of 1122820466 in words is "one billion, one hundred twenty-two million, eight hundred twenty thousand, four hundred sixty-six".