166708141 has 2 divisors, whose sum is σ = 166708142. Its totient is φ = 166708140.

The previous prime is 166708123. The next prime is 166708159. The reversal of 166708141 is 141807661.

It is a balanced prime because it is at equal distance from previous prime (166708123) and next prime (166708159).

It can be written as a sum of positive squares in only one way, i.e., 91278916 + 75429225 = 9554^2 + 8685^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-166708141 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 166708097 and 166708106.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (166708541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83354070 + 83354071.

It is an arithmetic number, because the mean of its divisors is an integer number (83354071).

Almost surely, 2^166708141 is an apocalyptic number.

It is an amenable number.

166708141 is a deficient number, since it is larger than the sum of its proper divisors (1).

166708141 is an equidigital number, since it uses as much as digits as its factorization.

166708141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 34.

The square root of 166708141 is about 12911.5506814635. The cubic root of 166708141 is about 550.3668527736.

The spelling of 166708141 in words is "one hundred sixty-six million, seven hundred eight thousand, one hundred forty-one".