12158114 has 8 divisors (see below), whose sum is σ = 18261660. Its totient is φ = 6070896.

The previous prime is 12158087. The next prime is 12158117. The reversal of 12158114 is 41185121.

It can be written as a sum of positive squares in 2 ways, for example, as 11002489 + 1155625 = 3317^2 + 1075^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 12158114.

It is not an unprimeable number, because it can be changed into a prime (12158117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2009 + ... + 5324.

Almost surely, 2^12158114 is an apocalyptic number.

12158114 is a deficient number, since it is larger than the sum of its proper divisors (6103546).

12158114 is an equidigital number, since it uses as much as digits as its factorization.

12158114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8164.

The product of its digits is 320, while the sum is 23.

The square root of 12158114 is about 3486.8487205498. The cubic root of 12158114 is about 229.9439939248.

The spelling of 12158114 in words is "twelve million, one hundred fifty-eight thousand, one hundred fourteen".