13730342789 has 2 divisors, whose sum is σ = 13730342790. Its totient is φ = 13730342788.

The previous prime is 13730342719. The next prime is 13730342803. The reversal of 13730342789 is 98724303731.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13589730625 + 140612164 = 116575^2 + 11858^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13730342789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13730342719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6865171394 + 6865171395.

It is an arithmetic number, because the mean of its divisors is an integer number (6865171395).

Almost surely, 2^13730342789 is an apocalyptic number.

It is an amenable number.

13730342789 is a deficient number, since it is larger than the sum of its proper divisors (1).

13730342789 is an equidigital number, since it uses as much as digits as its factorization.

13730342789 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 762048, while the sum is 47.

The spelling of 13730342789 in words is "thirteen billion, seven hundred thirty million, three hundred forty-two thousand, seven hundred eighty-nine".