17172062011 has 16 divisors (see below), whose sum is σ = 18779437600. Its totient is φ = 15605872128.

The previous prime is 17172062009. The next prime is 17172062029. The reversal of 17172062011 is 11026027171.

It is a cyclic number.

It is not a de Polignac number, because 17172062011 - 2¹ = 17172062009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (17172002011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1971955 + ... + 1980643.

It is an arithmetic number, because the mean of its divisors is an integer number (1173714850).

Almost surely, 2^17172062011 is an apocalyptic number.

17172062011 is a deficient number, since it is larger than the sum of its proper divisors (1607375589).

17172062011 is a wasteful number, since it uses less digits than its factorization.

17172062011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11038.

The product of its (nonzero) digits is 1176, while the sum is 28.

Adding to 17172062011 its reverse (11026027171), we get a palindrome (28198089182).

The spelling of 17172062011 in words is "seventeen billion, one hundred seventy-two million, sixty-two thousand, eleven".