12799158 has 16 divisors (see below), whose sum is σ = 25698816. Its totient is φ = 4249640.

The previous prime is 12799139. The next prime is 12799159. The reversal of 12799158 is 85199721.

12799158 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12799159) 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, 2478 + ... + 5633.

It is an arithmetic number, because the mean of its divisors is an integer number (1606176).

Almost surely, 2^12799158 is an apocalyptic number.

12799158 is an abundant number, since it is smaller than the sum of its proper divisors (12899658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12799158 is a wasteful number, since it uses less digits than its factorization.

12799158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8379.

The product of its digits is 45360, while the sum is 42.

The square root of 12799158 is about 3577.5910889871. The cubic root of 12799158 is about 233.9162897301.

The spelling of 12799158 in words is "twelve million, seven hundred ninety-nine thousand, one hundred fifty-eight".