1150812566 has 32 divisors (see below), whose sum is σ = 1807204608. Its totient is φ = 548997120.

The previous prime is 1150812563. The next prime is 1150812571. The reversal of 1150812566 is 6652180511.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1150812563) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1940366 + ... + 1940958.

It is an arithmetic number, because the mean of its divisors is an integer number (56475144).

Almost surely, 2^1150812566 is an apocalyptic number.

1150812566 is a deficient number, since it is larger than the sum of its proper divisors (656392042).

1150812566 is a wasteful number, since it uses less digits than its factorization.

1150812566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1016.

The product of its (nonzero) digits is 14400, while the sum is 35.

The square root of 1150812566 is about 33923.6284321120. The cubic root of 1150812566 is about 1047.9362536008.

The spelling of 1150812566 in words is "one billion, one hundred fifty million, eight hundred twelve thousand, five hundred sixty-six".