1166517904 has 10 divisors (see below), whose sum is σ = 2260128470. Its totient is φ = 583258944.

The previous prime is 1166517893. The next prime is 1166517923. The reversal of 1166517904 is 4097156611.

It can be written as a sum of positive squares in only one way, i.e., 1161446400 + 5071504 = 34080^2 + 2252^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 36453669 + ... + 36453700.

It is an arithmetic number, because the mean of its divisors is an integer number (226012847).

Almost surely, 2^1166517904 is an apocalyptic number.

It is an amenable number.

1166517904 is a deficient number, since it is larger than the sum of its proper divisors (1093610566).

1166517904 is an equidigital number, since it uses as much as digits as its factorization.

1166517904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72907377 (or 72907371 counting only the distinct ones).

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

The square root of 1166517904 is about 34154.3248213166. The cubic root of 1166517904 is about 1052.6818530171.

The spelling of 1166517904 in words is "one billion, one hundred sixty-six million, five hundred seventeen thousand, nine hundred four".