12251113324237 has 2 divisors, whose sum is σ = 12251113324238. Its totient is φ = 12251113324236.

The previous prime is 12251113324231. The next prime is 12251113324259. The reversal of 12251113324237 is 73242331115221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11617061041161 + 634052283076 = 3408381^2 + 796274^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12251113324237 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12251113324196 and 12251113324205.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12251113324231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6125556662118 + 6125556662119.

It is an arithmetic number, because the mean of its divisors is an integer number (6125556662119).

Almost surely, 2^{12251113324237} is an apocalyptic number.

It is an amenable number.

12251113324237 is a deficient number, since it is larger than the sum of its proper divisors (1).

12251113324237 is an equidigital number, since it uses as much as digits as its factorization.

12251113324237 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60480, while the sum is 37.

Adding to 12251113324237 its reverse (73242331115221), we get a palindrome (85493444439458).

The spelling of 12251113324237 in words is "twelve trillion, two hundred fifty-one billion, one hundred thirteen million, three hundred twenty-four thousand, two hundred thirty-seven".