225274711 has 2 divisors, whose sum is σ = 225274712. Its totient is φ = 225274710.

The previous prime is 225274691. The next prime is 225274723. The reversal of 225274711 is 117472522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 225274711 - 2¹⁵ = 225241943 is a prime.

It is a super-2 number, since 2×225274711² = 101497390832267042, which contains 22 as substring.

It is equal to p_12397081 and since 225274711 and 12397081 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225274771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112637355 + 112637356.

It is an arithmetic number, because the mean of its divisors is an integer number (112637356).

Almost surely, 2^225274711 is an apocalyptic number.

225274711 is a deficient number, since it is larger than the sum of its proper divisors (1).

225274711 is an equidigital number, since it uses as much as digits as its factorization.

225274711 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7840, while the sum is 31.

The square root of 225274711 is about 15009.1542399963. The cubic root of 225274711 is about 608.4676318911.

The spelling of 225274711 in words is "two hundred twenty-five million, two hundred seventy-four thousand, seven hundred eleven".