540922729 has 2 divisors, whose sum is σ = 540922730. Its totient is φ = 540922728.

The previous prime is 540922699. The next prime is 540922747. The reversal of 540922729 is 927229045.

540922729 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., 292923225 + 247999504 = 17115^2 + 15748^2 .

It is a cyclic number.

It is not a de Polignac number, because 540922729 - 2⁷ = 540922601 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 540922691 and 540922700.

It is not a weakly prime, because it can be changed into another prime (540922769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270461364 + 270461365.

It is an arithmetic number, because the mean of its divisors is an integer number (270461365).

Almost surely, 2^540922729 is an apocalyptic number.

It is an amenable number.

540922729 is a deficient number, since it is larger than the sum of its proper divisors (1).

540922729 is an equidigital number, since it uses as much as digits as its factorization.

540922729 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 540922729 is about 23257.7455700246. The cubic root of 540922729 is about 814.7888491600.

The spelling of 540922729 in words is "five hundred forty million, nine hundred twenty-two thousand, seven hundred twenty-nine".