224135404249 has 2 divisors, whose sum is σ = 224135404250. Its totient is φ = 224135404248.

The previous prime is 224135404187. The next prime is 224135404253. The reversal of 224135404249 is 942404531422.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 195854928025 + 28280476224 = 442555^2 + 168168^2 .

It is a cyclic number.

It is not a de Polignac number, because 224135404249 - 2¹⁹ = 224134879961 is a prime.

It is not a weakly prime, because it can be changed into another prime (224135404279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112067702124 + 112067702125.

It is an arithmetic number, because the mean of its divisors is an integer number (112067702125).

Almost surely, 2^224135404249 is an apocalyptic number.

It is an amenable number.

224135404249 is a deficient number, since it is larger than the sum of its proper divisors (1).

224135404249 is an equidigital number, since it uses as much as digits as its factorization.

224135404249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 276480, while the sum is 40.

The spelling of 224135404249 in words is "two hundred twenty-four billion, one hundred thirty-five million, four hundred four thousand, two hundred forty-nine".