225751853 has 2 divisors, whose sum is σ = 225751854. Its totient is φ = 225751852.

The previous prime is 225751847. The next prime is 225751861. The reversal of 225751853 is 358157522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 204976489 + 20775364 = 14317^2 + 4558^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-225751853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225751873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112875926 + 112875927.

It is an arithmetic number, because the mean of its divisors is an integer number (112875927).

Almost surely, 2^225751853 is an apocalyptic number.

It is an amenable number.

225751853 is a deficient number, since it is larger than the sum of its proper divisors (1).

225751853 is an equidigital number, since it uses as much as digits as its factorization.

225751853 is an evil number, because the sum of its binary digits is even.

The product of its digits is 84000, while the sum is 38.

The square root of 225751853 is about 15025.0408651691. The cubic root of 225751853 is about 608.8969162498.

The spelling of 225751853 in words is "two hundred twenty-five million, seven hundred fifty-one thousand, eight hundred fifty-three".