225126411749 has 2 divisors, whose sum is σ = 225126411750. Its totient is φ = 225126411748.

The previous prime is 225126411707. The next prime is 225126411773. The reversal of 225126411749 is 947114621522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 136664781124 + 88461630625 = 369682^2 + 297425^2 .

It is a cyclic number.

It is not a de Polignac number, because 225126411749 - 2⁸ = 225126411493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225123411749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112563205874 + 112563205875.

It is an arithmetic number, because the mean of its divisors is an integer number (112563205875).

Almost surely, 2^225126411749 is an apocalyptic number.

It is an amenable number.

225126411749 is a deficient number, since it is larger than the sum of its proper divisors (1).

225126411749 is an equidigital number, since it uses as much as digits as its factorization.

225126411749 is an evil number, because the sum of its binary digits is even.

The product of its digits is 241920, while the sum is 44.

The spelling of 225126411749 in words is "two hundred twenty-five billion, one hundred twenty-six million, four hundred eleven thousand, seven hundred forty-nine".