166097051 has 8 divisors (see below), whose sum is σ = 169047360. Its totient is φ = 163171008.

The previous prime is 166097023. The next prime is 166097059. The reversal of 166097051 is 150790661.

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 166097051 - 2²⁶ = 98988187 is a prime.

It is a super-4 number, since 4×166097051⁴ (a number of 34 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (166097059) 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, 8030 + ... + 19916.

It is an arithmetic number, because the mean of its divisors is an integer number (21130920).

Almost surely, 2^166097051 is an apocalyptic number.

166097051 is a deficient number, since it is larger than the sum of its proper divisors (2950309).

166097051 is a wasteful number, since it uses less digits than its factorization.

166097051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12133.

The product of its (nonzero) digits is 11340, while the sum is 35.

The square root of 166097051 is about 12887.8644856314. The cubic root of 166097051 is about 549.6935493929.

The spelling of 166097051 in words is "one hundred sixty-six million, ninety-seven thousand, fifty-one".