13735789 has 2 divisors, whose sum is σ = 13735790. Its totient is φ = 13735788.

The previous prime is 13735781. The next prime is 13735817. The reversal of 13735789 is 98753731.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10673289 + 3062500 = 3267^2 + 1750^2 .

It is a cyclic number.

It is not a de Polignac number, because 13735789 - 2³ = 13735781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13735781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6867894 + 6867895.

It is an arithmetic number, because the mean of its divisors is an integer number (6867895).

Almost surely, 2^13735789 is an apocalyptic number.

It is an amenable number.

13735789 is a deficient number, since it is larger than the sum of its proper divisors (1).

13735789 is an equidigital number, since it uses as much as digits as its factorization.

13735789 is an evil number, because the sum of its binary digits is even.

The product of its digits is 158760, while the sum is 43.

The square root of 13735789 is about 3706.1825373287. The cubic root of 13735789 is about 239.4884300180.

The spelling of 13735789 in words is "thirteen million, seven hundred thirty-five thousand, seven hundred eighty-nine".