184135729 has 2 divisors, whose sum is σ = 184135730. Its totient is φ = 184135728.

The previous prime is 184135667. The next prime is 184135733. The reversal of 184135729 is 927531481.

184135729 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 169520400 + 14615329 = 13020^2 + 3823^2 .

It is an emirp because it is prime and its reverse (927531481) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 184135729 - 2²⁵ = 150581297 is a prime.

It is a super-2 number, since 2×184135729² = 67811933388722882, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 184135691 and 184135700.

It is not a weakly prime, because it can be changed into another prime (184135739) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 92067864 + 92067865.

It is an arithmetic number, because the mean of its divisors is an integer number (92067865).

Almost surely, 2^184135729 is an apocalyptic number.

It is an amenable number.

184135729 is a deficient number, since it is larger than the sum of its proper divisors (1).

184135729 is an equidigital number, since it uses as much as digits as its factorization.

184135729 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60480, while the sum is 40.

The square root of 184135729 is about 13569.6620812753. The cubic root of 184135729 is about 568.9132149375.

It can be divided in two parts, 18413 and 5729, that added together give a palindrome (24142).

The spelling of 184135729 in words is "one hundred eighty-four million, one hundred thirty-five thousand, seven hundred twenty-nine".