13222432037 has 2 divisors, whose sum is σ = 13222432038. Its totient is φ = 13222432036.

The previous prime is 13222432021. The next prime is 13222432087. The reversal of 13222432037 is 73023422231.

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., 12099780001 + 1122652036 = 109999^2 + 33506^2 .

It is an emirp because it is prime and its reverse (73023422231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13222432037 - 2⁴ = 13222432021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13222432007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6611216018 + 6611216019.

It is an arithmetic number, because the mean of its divisors is an integer number (6611216019).

Almost surely, 2^13222432037 is an apocalyptic number.

It is an amenable number.

13222432037 is a deficient number, since it is larger than the sum of its proper divisors (1).

13222432037 is an equidigital number, since it uses as much as digits as its factorization.

13222432037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 29.

Adding to 13222432037 its reverse (73023422231), we get a palindrome (86245854268).

The spelling of 13222432037 in words is "thirteen billion, two hundred twenty-two million, four hundred thirty-two thousand, thirty-seven".