13983532237 has 2 divisors, whose sum is σ = 13983532238. Its totient is φ = 13983532236.

The previous prime is 13983532207. The next prime is 13983532253. The reversal of 13983532237 is 73223538931.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7535281636 + 6448250601 = 86806^2 + 80301^2 .

It is an emirp because it is prime and its reverse (73223538931) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13983532237 - 2¹⁵ = 13983499469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13983532207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6991766118 + 6991766119.

It is an arithmetic number, because the mean of its divisors is an integer number (6991766119).

Almost surely, 2^13983532237 is an apocalyptic number.

It is an amenable number.

13983532237 is a deficient number, since it is larger than the sum of its proper divisors (1).

13983532237 is an equidigital number, since it uses as much as digits as its factorization.

13983532237 is an evil number, because the sum of its binary digits is even.

The product of its digits is 816480, while the sum is 46.

The spelling of 13983532237 in words is "thirteen billion, nine hundred eighty-three million, five hundred thirty-two thousand, two hundred thirty-seven".