166396063 has 2 divisors, whose sum is σ = 166396064. Its totient is φ = 166396062.

The previous prime is 166396057. The next prime is 166396079. The reversal of 166396063 is 360693661.

166396063 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-166396063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (166396093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83198031 + 83198032.

It is an arithmetic number, because the mean of its divisors is an integer number (83198032).

Almost surely, 2^166396063 is an apocalyptic number.

166396063 is a deficient number, since it is larger than the sum of its proper divisors (1).

166396063 is an equidigital number, since it uses as much as digits as its factorization.

166396063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 104976, while the sum is 40.

The square root of 166396063 is about 12899.4597948906. The cubic root of 166396063 is about 550.0232089380.

The spelling of 166396063 in words is "one hundred sixty-six million, three hundred ninety-six thousand, sixty-three".