12899173 has 8 divisors (see below), whose sum is σ = 14944448. Its totient is φ = 10904544.

The previous prime is 12899167. The next prime is 12899189. The reversal of 12899173 is 37199821.

12899173 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 12899173 - 2¹⁷ = 12768101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12899123) 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, 12111 + ... + 13132.

It is an arithmetic number, because the mean of its divisors is an integer number (1868056).

Almost surely, 2^12899173 is an apocalyptic number.

It is an amenable number.

12899173 is a deficient number, since it is larger than the sum of its proper divisors (2045275).

12899173 is an equidigital number, since it uses as much as digits as its factorization.

12899173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25323.

The product of its digits is 27216, while the sum is 40.

The square root of 12899173 is about 3591.5418694483. The cubic root of 12899173 is about 234.5239980108.

The spelling of 12899173 in words is "twelve million, eight hundred ninety-nine thousand, one hundred seventy-three".