1166413368571 has 8 divisors (see below), whose sum is σ = 1296459456624. Its totient is φ = 1040368698720.

The previous prime is 1166413368559. The next prime is 1166413368641. The reversal of 1166413368571 is 1758633146611.

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

It is a cyclic number.

It is not a de Polignac number, because 1166413368571 - 2⁹ = 1166413368059 is a prime.

It is a super-2 number, since 2×1166413368571² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1166413368521) 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, 1000353936 + ... + 1000355101.

It is an arithmetic number, because the mean of its divisors is an integer number (162057432078).

Almost surely, 2^{1166413368571} is an apocalyptic number.

1166413368571 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1166413368571 is a deficient number, since it is larger than the sum of its proper divisors (130046088053).

1166413368571 is a wasteful number, since it uses less digits than its factorization.

1166413368571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2000709101.

The product of its digits is 2177280, while the sum is 52.

The spelling of 1166413368571 in words is "one trillion, one hundred sixty-six billion, four hundred thirteen million, three hundred sixty-eight thousand, five hundred seventy-one".