1166516252 has 24 divisors (see below), whose sum is σ = 2227920240. Its totient is φ = 530012160.

The previous prime is 1166516233. The next prime is 1166516261. The reversal of 1166516252 is 2526156611.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148274 + ... + 155942.

It is an arithmetic number, because the mean of its divisors is an integer number (92830010).

Almost surely, 2^1166516252 is an apocalyptic number.

It is an amenable number.

1166516252 is a deficient number, since it is larger than the sum of its proper divisors (1061403988).

1166516252 is a wasteful number, since it uses less digits than its factorization.

1166516252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11141 (or 11139 counting only the distinct ones).

The product of its digits is 21600, while the sum is 35.

The square root of 1166516252 is about 34154.3006369623. The cubic root of 1166516252 is about 1052.6813560877.

The spelling of 1166516252 in words is "one billion, one hundred sixty-six million, five hundred sixteen thousand, two hundred fifty-two".