12523837 has 2 divisors, whose sum is σ = 12523838. Its totient is φ = 12523836.

The previous prime is 12523829. The next prime is 12523843. The reversal of 12523837 is 73832521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11464996 + 1058841 = 3386^2 + 1029^2 .

It is a cyclic number.

It is not a de Polignac number, because 12523837 - 2³ = 12523829 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12523799 and 12523808.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12523877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6261918 + 6261919.

It is an arithmetic number, because the mean of its divisors is an integer number (6261919).

Almost surely, 2^12523837 is an apocalyptic number.

It is an amenable number.

12523837 is a deficient number, since it is larger than the sum of its proper divisors (1).

12523837 is an equidigital number, since it uses as much as digits as its factorization.

12523837 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10080, while the sum is 31.

The square root of 12523837 is about 3538.9033612123. The cubic root of 12523837 is about 232.2268700777.

The spelling of 12523837 in words is "twelve million, five hundred twenty-three thousand, eight hundred thirty-seven".