166060903 has 2 divisors, whose sum is σ = 166060904. Its totient is φ = 166060902.

The previous prime is 166060889. The next prime is 166060933. The reversal of 166060903 is 309060661.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 166060903 - 2⁵ = 166060871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (166060933) 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, 83030451 + 83030452.

It is an arithmetic number, because the mean of its divisors is an integer number (83030452).

Almost surely, 2^166060903 is an apocalyptic number.

166060903 is a deficient number, since it is larger than the sum of its proper divisors (1).

166060903 is an equidigital number, since it uses as much as digits as its factorization.

166060903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 31.

The square root of 166060903 is about 12886.4620047552. The cubic root of 166060903 is about 549.6536695677.

The spelling of 166060903 in words is "one hundred sixty-six million, sixty thousand, nine hundred three".