1166570415 has 12 divisors (see below), whose sum is σ = 2022055464. Its totient is φ = 622170864.

The previous prime is 1166570401. The next prime is 1166570453. The reversal of 1166570415 is 5140756611.

It is a happy number.

1166570415 is a `hidden beast` number, since 11 + 66 + 570 + 4 + 15 = 666.

1166570415 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1166570415 - 2⁶ = 1166570351 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1166570415.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12961849 + ... + 12961938.

It is an arithmetic number, because the mean of its divisors is an integer number (168504622).

Almost surely, 2^1166570415 is an apocalyptic number.

1166570415 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1166570415 is a deficient number, since it is larger than the sum of its proper divisors (855485049).

1166570415 is a wasteful number, since it uses less digits than its factorization.

1166570415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25923798 (or 25923795 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 36.

The square root of 1166570415 is about 34155.0935440089. The cubic root of 1166570415 is about 1052.6976483304.

The spelling of 1166570415 in words is "one billion, one hundred sixty-six million, five hundred seventy thousand, four hundred fifteen".