1152211566 has 32 divisors (see below), whose sum is σ = 2646230400. Its totient is φ = 330778080.

The previous prime is 1152211559. The next prime is 1152211579. The reversal of 1152211566 is 6651122511.

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 15 ways as a sum of consecutive naturals, for example, 458161 + ... + 460668.

It is an arithmetic number, because the mean of its divisors is an integer number (82694700).

Almost surely, 2^1152211566 is an apocalyptic number.

1152211566 is an abundant number, since it is smaller than the sum of its proper divisors (1494018834).

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

1152211566 is a wasteful number, since it uses less digits than its factorization.

1152211566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 918864.

The product of its digits is 3600, while the sum is 30.

The square root of 1152211566 is about 33944.2420153993. The cubic root of 1152211566 is about 1048.3607273404.

The spelling of 1152211566 in words is "one billion, one hundred fifty-two million, two hundred eleven thousand, five hundred sixty-six".