225351671 has 2 divisors, whose sum is σ = 225351672. Its totient is φ = 225351670.

The previous prime is 225351667. The next prime is 225351701. The reversal of 225351671 is 176153522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 225351671 - 2² = 225351667 is a prime.

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 (225351641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112675835 + 112675836.

It is an arithmetic number, because the mean of its divisors is an integer number (112675836).

Almost surely, 2^225351671 is an apocalyptic number.

225351671 is a deficient number, since it is larger than the sum of its proper divisors (1).

225351671 is an equidigital number, since it uses as much as digits as its factorization.

225351671 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12600, while the sum is 32.

The square root of 225351671 is about 15011.7177897801. The cubic root of 225351671 is about 608.5369137281.

The spelling of 225351671 in words is "two hundred twenty-five million, three hundred fifty-one thousand, six hundred seventy-one".