17139054111 has 4 divisors (see below), whose sum is σ = 22852072152. Its totient is φ = 11426036072.

The previous prime is 17139054109. The next prime is 17139054131. The reversal of 17139054111 is 11145093171.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 17139054111 - 2¹ = 17139054109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17139054131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2856509016 + ... + 2856509021.

It is an arithmetic number, because the mean of its divisors is an integer number (5713018038).

Almost surely, 2^17139054111 is an apocalyptic number.

17139054111 is a deficient number, since it is larger than the sum of its proper divisors (5713018041).

17139054111 is an equidigital number, since it uses as much as digits as its factorization.

17139054111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5713018040.

The product of its (nonzero) digits is 3780, while the sum is 33.

The spelling of 17139054111 in words is "seventeen billion, one hundred thirty-nine million, fifty-four thousand, one hundred eleven".