12232405115537 has 2 divisors, whose sum is σ = 12232405115538. Its totient is φ = 12232405115536.

The previous prime is 12232405115509. The next prime is 12232405115611. The reversal of 12232405115537 is 73551150423221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9129818790481 + 3102586325056 = 3021559^2 + 1761416^2 .

It is a cyclic number.

It is not a de Polignac number, because 12232405115537 - 2⁶ = 12232405115473 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12232405115494 and 12232405115503.

It is not a weakly prime, because it can be changed into another prime (12232405115837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6116202557768 + 6116202557769.

It is an arithmetic number, because the mean of its divisors is an integer number (6116202557769).

Almost surely, 2^{12232405115537} is an apocalyptic number.

It is an amenable number.

12232405115537 is a deficient number, since it is larger than the sum of its proper divisors (1).

12232405115537 is an equidigital number, since it uses as much as digits as its factorization.

12232405115537 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252000, while the sum is 41.

Adding to 12232405115537 its reverse (73551150423221), we get a palindrome (85783555538758).

The spelling of 12232405115537 in words is "twelve trillion, two hundred thirty-two billion, four hundred five million, one hundred fifteen thousand, five hundred thirty-seven".