12079558 has 4 divisors (see below), whose sum is σ = 18119340. Its totient is φ = 6039778.

The previous prime is 12079549. The next prime is 12079559. The reversal of 12079558 is 85597021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 85597021 = 37 ⋅2313433.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12079559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3019888 + ... + 3019891.

It is an arithmetic number, because the mean of its divisors is an integer number (4529835).

Almost surely, 2^12079558 is an apocalyptic number.

12079558 is a deficient number, since it is larger than the sum of its proper divisors (6039782).

12079558 is an equidigital number, since it uses as much as digits as its factorization.

12079558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6039781.

The product of its (nonzero) digits is 25200, while the sum is 37.

The square root of 12079558 is about 3475.5658532101. The cubic root of 12079558 is about 229.4476854635.

The spelling of 12079558 in words is "twelve million, seventy-nine thousand, five hundred fifty-eight".