1151666617171 has 8 divisors (see below), whose sum is σ = 1316224143200. Its totient is φ = 987117522048.

The previous prime is 1151666617169. The next prime is 1151666617229. The reversal of 1151666617171 is 1717166661511.

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

It is not a de Polignac number, because 1151666617171 - 2¹ = 1151666617169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1151666617151) 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, 1812246 + ... + 2363803.

It is an arithmetic number, because the mean of its divisors is an integer number (164528017900).

Almost surely, 2^{1151666617171} is an apocalyptic number.

1151666617171 is a deficient number, since it is larger than the sum of its proper divisors (164557526029).

1151666617171 is an equidigital number, since it uses as much as digits as its factorization.

1151666617171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4215453.

The product of its digits is 317520, while the sum is 49.

The spelling of 1151666617171 in words is "one trillion, one hundred fifty-one billion, six hundred sixty-six million, six hundred seventeen thousand, one hundred seventy-one".