225060191 has 2 divisors, whose sum is σ = 225060192. Its totient is φ = 225060190.

The previous prime is 225060163. The next prime is 225060197. The reversal of 225060191 is 191060522.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-225060191 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 225060191.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225060197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112530095 + 112530096.

It is an arithmetic number, because the mean of its divisors is an integer number (112530096).

Almost surely, 2^225060191 is an apocalyptic number.

225060191 is a deficient number, since it is larger than the sum of its proper divisors (1).

225060191 is an equidigital number, since it uses as much as digits as its factorization.

225060191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 225060191 is about 15002.0062325010. The cubic root of 225060191 is about 608.2744308433.

The spelling of 225060191 in words is "two hundred twenty-five million, sixty thousand, one hundred ninety-one".