17201226139 has 2 divisors, whose sum is σ = 17201226140. Its totient is φ = 17201226138.

The previous prime is 17201226109. The next prime is 17201226143. The reversal of 17201226139 is 93162210271.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 17201226139 - 2⁷ = 17201226011 is a prime.

It is not a weakly prime, because it can be changed into another prime (17201226109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8600613069 + 8600613070.

It is an arithmetic number, because the mean of its divisors is an integer number (8600613070).

Almost surely, 2^17201226139 is an apocalyptic number.

17201226139 is a deficient number, since it is larger than the sum of its proper divisors (1).

17201226139 is an equidigital number, since it uses as much as digits as its factorization.

17201226139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 34.

The spelling of 17201226139 in words is "seventeen billion, two hundred one million, two hundred twenty-six thousand, one hundred thirty-nine".