224749541129 has 2 divisors, whose sum is σ = 224749541130. Its totient is φ = 224749541128.

The previous prime is 224749541113. The next prime is 224749541141. The reversal of 224749541129 is 921145947422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 142525125625 + 82224415504 = 377525^2 + 286748^2 .

It is a cyclic number.

It is not a de Polignac number, because 224749541129 - 2⁴ = 224749541113 is a prime.

It is not a weakly prime, because it can be changed into another prime (224749540129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112374770564 + 112374770565.

It is an arithmetic number, because the mean of its divisors is an integer number (112374770565).

Almost surely, 2^224749541129 is an apocalyptic number.

It is an amenable number.

224749541129 is a deficient number, since it is larger than the sum of its proper divisors (1).

224749541129 is an equidigital number, since it uses as much as digits as its factorization.

224749541129 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1451520, while the sum is 50.

The spelling of 224749541129 in words is "two hundred twenty-four billion, seven hundred forty-nine million, five hundred forty-one thousand, one hundred twenty-nine".