224271139 has 2 divisors, whose sum is σ = 224271140. Its totient is φ = 224271138.

The previous prime is 224271133. The next prime is 224271161. The reversal of 224271139 is 931172422.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-224271139 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 224271139.

It is not a weakly prime, because it can be changed into another prime (224271133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112135569 + 112135570.

It is an arithmetic number, because the mean of its divisors is an integer number (112135570).

Almost surely, 2^224271139 is an apocalyptic number.

224271139 is a deficient number, since it is larger than the sum of its proper divisors (1).

224271139 is an equidigital number, since it uses as much as digits as its factorization.

224271139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048, while the sum is 31.

The square root of 224271139 is about 14975.6849259057. The cubic root of 224271139 is about 607.5627365536.

The spelling of 224271139 in words is "two hundred twenty-four million, two hundred seventy-one thousand, one hundred thirty-nine".