224430139 has 2 divisors, whose sum is σ = 224430140. Its totient is φ = 224430138.

The previous prime is 224430119. The next prime is 224430149. The reversal of 224430139 is 931034422.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 224430139 - 2²³ = 216041531 is a prime.

It is not a weakly prime, because it can be changed into another prime (224430119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112215069 + 112215070.

It is an arithmetic number, because the mean of its divisors is an integer number (112215070).

Almost surely, 2^224430139 is an apocalyptic number.

224430139 is a deficient number, since it is larger than the sum of its proper divisors (1).

224430139 is an equidigital number, since it uses as much as digits as its factorization.

224430139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 224430139 is about 14980.9925906129. The cubic root of 224430139 is about 607.7062825241.

The spelling of 224430139 in words is "two hundred twenty-four million, four hundred thirty thousand, one hundred thirty-nine".