1166365417 has 8 divisors (see below), whose sum is σ = 1365501312. Its totient is φ = 975357600.

The previous prime is 1166365399. The next prime is 1166365429. The reversal of 1166365417 is 7145636611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1166365417 - 2²⁷ = 1032147689 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1166365417.

It is not an unprimeable number, because it can be changed into a prime (1166365477) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2031709 + ... + 2032282.

It is an arithmetic number, because the mean of its divisors is an integer number (170687664).

Almost surely, 2^1166365417 is an apocalyptic number.

It is an amenable number.

1166365417 is a deficient number, since it is larger than the sum of its proper divisors (199135895).

1166365417 is an equidigital number, since it uses as much as digits as its factorization.

1166365417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4064039.

The product of its digits is 90720, while the sum is 40.

The square root of 1166365417 is about 34152.0924249159. The cubic root of 1166365417 is about 1052.6359822273.

The spelling of 1166365417 in words is "one billion, one hundred sixty-six million, three hundred sixty-five thousand, four hundred seventeen".