12055137 has 4 divisors (see below), whose sum is σ = 16073520. Its totient is φ = 8036756.

The previous prime is 12055133. The next prime is 12055207. The reversal of 12055137 is 73155021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12055137 - 2² = 12055133 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12055133) 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, 2009187 + ... + 2009192.

It is an arithmetic number, because the mean of its divisors is an integer number (4018380).

Almost surely, 2^12055137 is an apocalyptic number.

It is an amenable number.

12055137 is a deficient number, since it is larger than the sum of its proper divisors (4018383).

12055137 is an equidigital number, since it uses as much as digits as its factorization.

12055137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4018382.

The product of its (nonzero) digits is 1050, while the sum is 24.

The square root of 12055137 is about 3472.0508348813. The cubic root of 12055137 is about 229.2929578863.

The spelling of 12055137 in words is "twelve million, fifty-five thousand, one hundred thirty-seven".