166114061 has 2 divisors, whose sum is σ = 166114062. Its totient is φ = 166114060.

The previous prime is 166114051. The next prime is 166114063. The reversal of 166114061 is 160411661.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 153016900 + 13097161 = 12370^2 + 3619^2 .

It is a cyclic number.

It is not a de Polignac number, because 166114061 - 2²⁶ = 99005197 is a prime.

Together with 166114063, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 166114061.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (166114063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83057030 + 83057031.

It is an arithmetic number, because the mean of its divisors is an integer number (83057031).

Almost surely, 2^166114061 is an apocalyptic number.

It is an amenable number.

166114061 is a deficient number, since it is larger than the sum of its proper divisors (1).

166114061 is an equidigital number, since it uses as much as digits as its factorization.

166114061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 166114061 is about 12888.5243918767. The cubic root of 166114061 is about 549.7123134589.

The spelling of 166114061 in words is "one hundred sixty-six million, one hundred fourteen thousand, sixty-one".