224122139 has 2 divisors, whose sum is σ = 224122140. Its totient is φ = 224122138.

The previous prime is 224122123. The next prime is 224122147. The reversal of 224122139 is 931221422.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 224122139 - 2⁴ = 224122123 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (224122109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112061069 + 112061070.

It is an arithmetic number, because the mean of its divisors is an integer number (112061070).

Almost surely, 2^224122139 is an apocalyptic number.

224122139 is a deficient number, since it is larger than the sum of its proper divisors (1).

224122139 is an equidigital number, since it uses as much as digits as its factorization.

224122139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1728, while the sum is 26.

The square root of 224122139 is about 14970.7093686305. The cubic root of 224122139 is about 607.4281570390.

The spelling of 224122139 in words is "two hundred twenty-four million, one hundred twenty-two thousand, one hundred thirty-nine".