13734009643 has 2 divisors, whose sum is σ = 13734009644. Its totient is φ = 13734009642.

The previous prime is 13734009607. The next prime is 13734009649. The reversal of 13734009643 is 34690043731.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13734009643 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13734009596 and 13734009605.

It is not a weakly prime, because it can be changed into another prime (13734009649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6867004821 + 6867004822.

It is an arithmetic number, because the mean of its divisors is an integer number (6867004822).

Almost surely, 2^13734009643 is an apocalyptic number.

13734009643 is a deficient number, since it is larger than the sum of its proper divisors (1).

13734009643 is an equidigital number, since it uses as much as digits as its factorization.

13734009643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 163296, while the sum is 40.

The spelling of 13734009643 in words is "thirteen billion, seven hundred thirty-four million, nine thousand, six hundred forty-three".