1166166175 has 12 divisors (see below), whose sum is σ = 1446927976. Its totient is φ = 932364000.

The previous prime is 1166166161. The next prime is 1166166179. The reversal of 1166166175 is 5716616611.

It is a de Polignac number, because none of the positive numbers 2^k-1166166175 is a prime.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1166166179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30325 + ... + 57025.

Almost surely, 2^1166166175 is an apocalyptic number.

1166166175 is a deficient number, since it is larger than the sum of its proper divisors (280761801).

1166166175 is a wasteful number, since it uses less digits than its factorization.

1166166175 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28458 (or 28453 counting only the distinct ones).

The product of its digits is 45360, while the sum is 40.

The square root of 1166166175 is about 34149.1753194715. The cubic root of 1166166175 is about 1052.5760406805.

The spelling of 1166166175 in words is "one billion, one hundred sixty-six million, one hundred sixty-six thousand, one hundred seventy-five".