166037051 has 4 divisors (see below), whose sum is σ = 166375704. Its totient is φ = 165698400.

The previous prime is 166037021. The next prime is 166037083. The reversal of 166037051 is 150730661.

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 166037051 - 2¹⁰ = 166036027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (166037021) 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, 168590 + ... + 169571.

It is an arithmetic number, because the mean of its divisors is an integer number (41593926).

Almost surely, 2^166037051 is an apocalyptic number.

166037051 is a deficient number, since it is larger than the sum of its proper divisors (338653).

166037051 is an equidigital number, since it uses as much as digits as its factorization.

166037051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338652.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 166037051 is about 12885.5365041585. The cubic root of 166037051 is about 549.6273519801.

The spelling of 166037051 in words is "one hundred sixty-six million, thirty-seven thousand, fifty-one".