12949158 has 24 divisors (see below), whose sum is σ = 26488152. Its totient is φ = 4220224.

The previous prime is 12949147. The next prime is 12949163. The reversal of 12949158 is 85194921.

12949158 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12766 + ... + 13742.

It is an arithmetic number, because the mean of its divisors is an integer number (1103673).

Almost surely, 2^12949158 is an apocalyptic number.

12949158 is an abundant number, since it is smaller than the sum of its proper divisors (13538994).

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

12949158 is an equidigital number, since it uses as much as digits as its factorization.

12949158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1076 (or 1029 counting only the distinct ones).

The product of its digits is 25920, while the sum is 39.

The square root of 12949158 is about 3598.4938515996. The cubic root of 12949158 is about 234.8265386606.

The spelling of 12949158 in words is "twelve million, nine hundred forty-nine thousand, one hundred fifty-eight".