12036137 has 4 divisors (see below), whose sum is σ = 12361476. Its totient is φ = 11710800.

The previous prime is 12036113. The next prime is 12036151. The reversal of 12036137 is 73163021.

It is a happy number.

12036137 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 73163021 = 241 ⋅303581.

It can be written as a sum of positive squares in 2 ways, for example, as 9916201 + 2119936 = 3149^2 + 1456^2 .

It is a cyclic number.

It is not a de Polignac number, because 12036137 - 2¹⁴ = 12019753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12036197) 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, 162614 + ... + 162687.

It is an arithmetic number, because the mean of its divisors is an integer number (3090369).

Almost surely, 2^12036137 is an apocalyptic number.

It is an amenable number.

12036137 is a deficient number, since it is larger than the sum of its proper divisors (325339).

12036137 is an equidigital number, since it uses as much as digits as its factorization.

12036137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325338.

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 12036137 is about 3469.3136208766. The cubic root of 12036137 is about 229.1724323104.

Adding to 12036137 its reverse (73163021), we get a palindrome (85199158).

The spelling of 12036137 in words is "twelve million, thirty-six thousand, one hundred thirty-seven".