166003707 has 16 divisors (see below), whose sum is σ = 223541280. Its totient is φ = 109573632.

The previous prime is 166003699. The next prime is 166003777. The reversal of 166003707 is 707300661.

It is not a de Polignac number, because 166003707 - 2³ = 166003699 is a prime.

It is not an unprimeable number, because it can be changed into a prime (166003777) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 164019 + ... + 165027.

It is an arithmetic number, because the mean of its divisors is an integer number (13971330).

Almost surely, 2^166003707 is an apocalyptic number.

166003707 is a deficient number, since it is larger than the sum of its proper divisors (57537573).

166003707 is a wasteful number, since it uses less digits than its factorization.

166003707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1502.

The product of its (nonzero) digits is 5292, while the sum is 30.

The square root of 166003707 is about 12884.2425854219. The cubic root of 166003707 is about 549.5905569771.

The spelling of 166003707 in words is "one hundred sixty-six million, three thousand, seven hundred seven".