17224139 has 2 divisors, whose sum is σ = 17224140. Its totient is φ = 17224138.

The previous prime is 17224093. The next prime is 17224147. The reversal of 17224139 is 93142271.

It is a strong prime.

It is an emirp because it is prime and its reverse (93142271) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 17224139 - 2²⁰ = 16175563 is a prime.

It is not a weakly prime, because it can be changed into another prime (17224169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8612069 + 8612070.

It is an arithmetic number, because the mean of its divisors is an integer number (8612070).

Almost surely, 2^17224139 is an apocalyptic number.

17224139 is a deficient number, since it is larger than the sum of its proper divisors (1).

17224139 is an equidigital number, since it uses as much as digits as its factorization.

17224139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3024, while the sum is 29.

The square root of 17224139 is about 4150.1974651816. The cubic root of 17224139 is about 258.2532767079.

The spelling of 17224139 in words is "seventeen million, two hundred twenty-four thousand, one hundred thirty-nine".