166130563 has 2 divisors, whose sum is σ = 166130564. Its totient is φ = 166130562.

The previous prime is 166130527. The next prime is 166130599. The reversal of 166130563 is 365031661.

It is a balanced prime because it is at equal distance from previous prime (166130527) and next prime (166130599).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-166130563 is a prime.

It is not a weakly prime, because it can be changed into another prime (166130513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83065281 + 83065282.

It is an arithmetic number, because the mean of its divisors is an integer number (83065282).

Almost surely, 2^166130563 is an apocalyptic number.

166130563 is a deficient number, since it is larger than the sum of its proper divisors (1).

166130563 is an equidigital number, since it uses as much as digits as its factorization.

166130563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 166130563 is about 12889.1645578757. The cubic root of 166130563 is about 549.7305159160.

The spelling of 166130563 in words is "one hundred sixty-six million, one hundred thirty thousand, five hundred sixty-three".