17149123211 has 12 divisors (see below), whose sum is σ = 19088479200. Its totient is φ = 15392760240.

The previous prime is 17149123207. The next prime is 17149123223. The reversal of 17149123211 is 11232194171.

It is not a de Polignac number, because 17149123211 - 2² = 17149123207 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (17149123231) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 887456 + ... + 906573.

It is an arithmetic number, because the mean of its divisors is an integer number (1590706600).

Almost surely, 2^17149123211 is an apocalyptic number.

17149123211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

17149123211 is a deficient number, since it is larger than the sum of its proper divisors (1939355989).

17149123211 is a wasteful number, since it uses less digits than its factorization.

17149123211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1794130 (or 1794119 counting only the distinct ones).

The product of its digits is 3024, while the sum is 32.

The spelling of 17149123211 in words is "seventeen billion, one hundred forty-nine million, one hundred twenty-three thousand, two hundred eleven".