166960051 has 4 divisors (see below), whose sum is σ = 167925312. Its totient is φ = 165994792.

The previous prime is 166960019. The next prime is 166960063. The reversal of 166960051 is 150069661.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 166960051 - 2⁵ = 166960019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 166959989 and 166960016.

It is not an unprimeable number, because it can be changed into a prime (166961051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 482371 + ... + 482716.

It is an arithmetic number, because the mean of its divisors is an integer number (41981328).

Almost surely, 2^166960051 is an apocalyptic number.

166960051 is a deficient number, since it is larger than the sum of its proper divisors (965261).

166960051 is an equidigital number, since it uses as much as digits as its factorization.

166960051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 965260.

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 166960051 is about 12921.3022176559. The cubic root of 166960051 is about 550.6439301015.

The spelling of 166960051 in words is "one hundred sixty-six million, nine hundred sixty thousand, fifty-one".