225190319 has 2 divisors, whose sum is σ = 225190320. Its totient is φ = 225190318.

The previous prime is 225190247. The next prime is 225190363. The reversal of 225190319 is 913091522.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-225190319 is a prime.

It is a super-2 number, since 2×225190319² = 101421359542643522, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225190379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112595159 + 112595160.

It is an arithmetic number, because the mean of its divisors is an integer number (112595160).

Almost surely, 2^225190319 is an apocalyptic number.

225190319 is a deficient number, since it is larger than the sum of its proper divisors (1).

225190319 is an equidigital number, since it uses as much as digits as its factorization.

225190319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4860, while the sum is 32.

The square root of 225190319 is about 15006.3426257033. The cubic root of 225190319 is about 608.3916413909.

The spelling of 225190319 in words is "two hundred twenty-five million, one hundred ninety thousand, three hundred nineteen".