1166216030 has 16 divisors (see below), whose sum is σ = 2399073120. Its totient is φ = 399845472.

The previous prime is 1166216021. The next prime is 1166216047. The reversal of 1166216030 is 306126611.

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 7 ways as a sum of consecutive naturals, for example, 8330045 + ... + 8330184.

It is an arithmetic number, because the mean of its divisors is an integer number (149942070).

Almost surely, 2^1166216030 is an apocalyptic number.

1166216030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1166216030 is an abundant number, since it is smaller than the sum of its proper divisors (1232857090).

1166216030 is a wasteful number, since it uses less digits than its factorization.

1166216030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16660243.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 1166216030 is about 34149.9052707325. The cubic root of 1166216030 is about 1052.5910400954.

The spelling of 1166216030 in words is "one billion, one hundred sixty-six million, two hundred sixteen thousand, thirty".