14171115909 has 8 divisors (see below), whose sum is σ = 18951906592. Its totient is φ = 9418867920.

The previous prime is 14171115887. The next prime is 14171115911. The reversal of 14171115909 is 90951117141.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 14171115909 - 2⁵ = 14171115877 is a prime.

It is a super-2 number, since 2×14171115909² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14171115929) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7134514 + ... + 7136499.

It is an arithmetic number, because the mean of its divisors is an integer number (2368988324).

Almost surely, 2^14171115909 is an apocalyptic number.

It is an amenable number.

14171115909 is a deficient number, since it is larger than the sum of its proper divisors (4780790683).

14171115909 is a wasteful number, since it uses less digits than its factorization.

14171115909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14271347.

The product of its (nonzero) digits is 11340, while the sum is 39.

The spelling of 14171115909 in words is "fourteen billion, one hundred seventy-one million, one hundred fifteen thousand, nine hundred nine".