225118079 has 2 divisors, whose sum is σ = 225118080. Its totient is φ = 225118078.

The previous prime is 225118037. The next prime is 225118081. The reversal of 225118079 is 970811522.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-225118079 is a prime.

Together with 225118081, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225118009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112559039 + 112559040.

It is an arithmetic number, because the mean of its divisors is an integer number (112559040).

Almost surely, 2^225118079 is an apocalyptic number.

225118079 is a deficient number, since it is larger than the sum of its proper divisors (1).

225118079 is an equidigital number, since it uses as much as digits as its factorization.

225118079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 35.

The square root of 225118079 is about 15003.9354504077. The cubic root of 225118079 is about 608.3265780364.

The spelling of 225118079 in words is "two hundred twenty-five million, one hundred eighteen thousand, seventy-nine".