166596701 has 4 divisors (see below), whose sum is σ = 168705600. Its totient is φ = 164487804.

The previous prime is 166596671. The next prime is 166596709. The reversal of 166596701 is 107695661.

166596701 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 107695661 = 277 ⋅388793.

It is a cyclic number.

It is not a de Polignac number, because 166596701 - 2¹⁴ = 166580317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166596709) 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, 1054331 + ... + 1054488.

It is an arithmetic number, because the mean of its divisors is an integer number (42176400).

Almost surely, 2^166596701 is an apocalyptic number.

It is an amenable number.

166596701 is a deficient number, since it is larger than the sum of its proper divisors (2108899).

166596701 is an equidigital number, since it uses as much as digits as its factorization.

166596701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2108898.

The product of its (nonzero) digits is 68040, while the sum is 41.

The square root of 166596701 is about 12907.2344442952. The cubic root of 166596701 is about 550.2441901905.

The spelling of 166596701 in words is "one hundred sixty-six million, five hundred ninety-six thousand, seven hundred one".