225755177 has 2 divisors, whose sum is σ = 225755178. Its totient is φ = 225755176.

The previous prime is 225755161. The next prime is 225755183. The reversal of 225755177 is 771557522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 131354521 + 94400656 = 11461^2 + 9716^2 .

It is a cyclic number.

It is not a de Polignac number, because 225755177 - 2⁴ = 225755161 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (225755197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112877588 + 112877589.

It is an arithmetic number, because the mean of its divisors is an integer number (112877589).

Almost surely, 2^225755177 is an apocalyptic number.

It is an amenable number.

225755177 is a deficient number, since it is larger than the sum of its proper divisors (1).

225755177 is an equidigital number, since it uses as much as digits as its factorization.

225755177 is an evil number, because the sum of its binary digits is even.

The product of its digits is 171500, while the sum is 41.

The square root of 225755177 is about 15025.1514801016. The cubic root of 225755177 is about 608.8999047279.

The spelling of 225755177 in words is "two hundred twenty-five million, seven hundred fifty-five thousand, one hundred seventy-seven".