166017039 has 16 divisors (see below), whose sum is σ = 228218880. Its totient is φ = 107269920.

The previous prime is 166017029. The next prime is 166017073. The reversal of 166017039 is 930710661.

166017039 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 166017039 - 2⁷ = 166016911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166017029) 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, 27322 + ... + 32840.

It is an arithmetic number, because the mean of its divisors is an integer number (14263680).

Almost surely, 2^166017039 is an apocalyptic number.

166017039 is a deficient number, since it is larger than the sum of its proper divisors (62201841).

166017039 is a wasteful number, since it uses less digits than its factorization.

166017039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5830.

The product of its (nonzero) digits is 6804, while the sum is 33.

The square root of 166017039 is about 12884.7599511982. The cubic root of 166017039 is about 549.6052693898.

The spelling of 166017039 in words is "one hundred sixty-six million, seventeen thousand, thirty-nine".