13922734789 has 2 divisors, whose sum is σ = 13922734790. Its totient is φ = 13922734788.

The previous prime is 13922734751. The next prime is 13922734801. The reversal of 13922734789 is 98743722931.

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., 12330325764 + 1592409025 = 111042^2 + 39905^2 .

It is a cyclic number.

It is not a de Polignac number, because 13922734789 - 2⁹ = 13922734277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13922134789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6961367394 + 6961367395.

It is an arithmetic number, because the mean of its divisors is an integer number (6961367395).

Almost surely, 2^13922734789 is an apocalyptic number.

It is an amenable number.

13922734789 is a deficient number, since it is larger than the sum of its proper divisors (1).

13922734789 is an equidigital number, since it uses as much as digits as its factorization.

13922734789 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4572288, while the sum is 55.

The spelling of 13922734789 in words is "thirteen billion, nine hundred twenty-two million, seven hundred thirty-four thousand, seven hundred eighty-nine".