225457948253 has 2 divisors, whose sum is σ = 225457948254. Its totient is φ = 225457948252.

The previous prime is 225457948229. The next prime is 225457948283. The reversal of 225457948253 is 352849754522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 209217504409 + 16240443844 = 457403^2 + 127438^2 .

It is a cyclic number.

It is not a de Polignac number, because 225457948253 - 2²² = 225453753949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225457948283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112728974126 + 112728974127.

It is an arithmetic number, because the mean of its divisors is an integer number (112728974127).

Almost surely, 2^225457948253 is an apocalyptic number.

It is an amenable number.

225457948253 is a deficient number, since it is larger than the sum of its proper divisors (1).

225457948253 is an equidigital number, since it uses as much as digits as its factorization.

225457948253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24192000, while the sum is 56.

The spelling of 225457948253 in words is "two hundred twenty-five billion, four hundred fifty-seven million, nine hundred forty-eight thousand, two hundred fifty-three".