445425163 has 2 divisors, whose sum is σ = 445425164. Its totient is φ = 445425162.

The previous prime is 445425119. The next prime is 445425187. The reversal of 445425163 is 361524544.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-445425163 is a prime.

It is not a weakly prime, because it can be changed into another prime (445425193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222712581 + 222712582.

It is an arithmetic number, because the mean of its divisors is an integer number (222712582).

Almost surely, 2^445425163 is an apocalyptic number.

445425163 is a deficient number, since it is larger than the sum of its proper divisors (1).

445425163 is an equidigital number, since it uses as much as digits as its factorization.

445425163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 57600, while the sum is 34.

The square root of 445425163 is about 21105.0980334136. The cubic root of 445425163 is about 763.7037372499.

The spelling of 445425163 in words is "four hundred forty-five million, four hundred twenty-five thousand, one hundred sixty-three".