13445732239 has 2 divisors, whose sum is σ = 13445732240. Its totient is φ = 13445732238.

The previous prime is 13445732213. The next prime is 13445732263. The reversal of 13445732239 is 93223754431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13445732239 - 2¹⁷ = 13445601167 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13445732195 and 13445732204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13445732539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6722866119 + 6722866120.

It is an arithmetic number, because the mean of its divisors is an integer number (6722866120).

Almost surely, 2^13445732239 is an apocalyptic number.

13445732239 is a deficient number, since it is larger than the sum of its proper divisors (1).

13445732239 is an equidigital number, since it uses as much as digits as its factorization.

13445732239 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 544320, while the sum is 43.

The spelling of 13445732239 in words is "thirteen billion, four hundred forty-five million, seven hundred thirty-two thousand, two hundred thirty-nine".