12079557 has 16 divisors (see below), whose sum is σ = 20452480. Its totient is φ = 6902496.

The previous prime is 12079549. The next prime is 12079559. The reversal of 12079557 is 75597021.

It is not a de Polignac number, because 12079557 - 2³ = 12079549 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 (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 in 15 ways as a sum of consecutive naturals, for example, 31768 + ... + 32145.

It is an arithmetic number, because the mean of its divisors is an integer number (1278280).

Almost surely, 2^12079557 is an apocalyptic number.

It is an amenable number.

12079557 is a deficient number, since it is larger than the sum of its proper divisors (8372923).

12079557 is an equidigital number, since it uses as much as digits as its factorization.

12079557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63929 (or 63923 counting only the distinct ones).

The product of its (nonzero) digits is 22050, while the sum is 36.

The square root of 12079557 is about 3475.5657093486. The cubic root of 12079557 is about 229.4476791319.

The spelling of 12079557 in words is "twelve million, seventy-nine thousand, five hundred fifty-seven".