12107437 has 2 divisors, whose sum is σ = 12107438. Its totient is φ = 12107436.

The previous prime is 12107429. The next prime is 12107483. The reversal of 12107437 is 73470121.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7502121 + 4605316 = 2739^2 + 2146^2 .

It is an emirp because it is prime and its reverse (73470121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12107437 - 2³ = 12107429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12107497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6053718 + 6053719.

It is an arithmetic number, because the mean of its divisors is an integer number (6053719).

Almost surely, 2^12107437 is an apocalyptic number.

It is an amenable number.

12107437 is a deficient number, since it is larger than the sum of its proper divisors (1).

12107437 is an equidigital number, since it uses as much as digits as its factorization.

12107437 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1176, while the sum is 25.

The square root of 12107437 is about 3479.5742555663. The cubic root of 12107437 is about 229.6240676673.

Adding to 12107437 its reverse (73470121), we get a palindrome (85577558).

It can be divided in two parts, 12107 and 437, that added together give a square (12544 = 112²).

The spelling of 12107437 in words is "twelve million, one hundred seven thousand, four hundred thirty-seven".