166837063 has 2 divisors, whose sum is σ = 166837064. Its totient is φ = 166837062.

The previous prime is 166837051. The next prime is 166837091. The reversal of 166837063 is 360738661.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-166837063 is a prime.

It is equal to p_9335965 and since 166837063 and 9335965 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (166837003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83418531 + 83418532.

It is an arithmetic number, because the mean of its divisors is an integer number (83418532).

Almost surely, 2^166837063 is an apocalyptic number.

166837063 is a deficient number, since it is larger than the sum of its proper divisors (1).

166837063 is an equidigital number, since it uses as much as digits as its factorization.

166837063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 40.

The square root of 166837063 is about 12916.5422230564. The cubic root of 166837063 is about 550.5086897033.

The spelling of 166837063 in words is "one hundred sixty-six million, eight hundred thirty-seven thousand, sixty-three".