13992172143 has 8 divisors (see below), whose sum is σ = 18911794608. Its totient is φ = 9200332224.

The previous prime is 13992172141. The next prime is 13992172169. The reversal of 13992172143 is 34127129931.

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

It is not a de Polignac number, because 13992172143 - 2¹ = 13992172141 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13992172095 and 13992172104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13992172141) 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, 31945380 + ... + 31945817.

It is an arithmetic number, because the mean of its divisors is an integer number (2363974326).

Almost surely, 2^13992172143 is an apocalyptic number.

13992172143 is a deficient number, since it is larger than the sum of its proper divisors (4919622465).

13992172143 is an equidigital number, since it uses as much as digits as its factorization.

13992172143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63891273.

The product of its digits is 81648, while the sum is 42.

The spelling of 13992172143 in words is "thirteen billion, nine hundred ninety-two million, one hundred seventy-two thousand, one hundred forty-three".