1152226566 has 16 divisors (see below), whose sum is σ = 2560503600. Its totient is φ = 384075504.

The previous prime is 1152226549. The next prime is 1152226571. The reversal of 1152226566 is 6656222511.

1152226566 is a `hidden beast` number, since 11 + 522 + 2 + 65 + 66 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1152226566.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10668711 + ... + 10668818.

It is an arithmetic number, because the mean of its divisors is an integer number (160031475).

Almost surely, 2^1152226566 is an apocalyptic number.

1152226566 is an abundant number, since it is smaller than the sum of its proper divisors (1408277034).

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

1152226566 is a wasteful number, since it uses less digits than its factorization.

1152226566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21337540 (or 21337534 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 1152226566 is about 33944.4629652614. The cubic root of 1152226566 is about 1048.3652766619.

The spelling of 1152226566 in words is "one billion, one hundred fifty-two million, two hundred twenty-six thousand, five hundred sixty-six".