13813234037 has 2 divisors, whose sum is σ = 13813234038. Its totient is φ = 13813234036.

The previous prime is 13813234033. The next prime is 13813234063. The reversal of 13813234037 is 73043231831.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8165110321 + 5648123716 = 90361^2 + 75154^2 .

It is an emirp because it is prime and its reverse (73043231831) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13813234037 - 2² = 13813234033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13813233988 and 13813234006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13813234031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6906617018 + 6906617019.

It is an arithmetic number, because the mean of its divisors is an integer number (6906617019).

Almost surely, 2^13813234037 is an apocalyptic number.

It is an amenable number.

13813234037 is a deficient number, since it is larger than the sum of its proper divisors (1).

13813234037 is an equidigital number, since it uses as much as digits as its factorization.

13813234037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 35.

Adding to 13813234037 its reverse (73043231831), we get a palindrome (86856465868).

The spelling of 13813234037 in words is "thirteen billion, eight hundred thirteen million, two hundred thirty-four thousand, thirty-seven".