52030729 has 2 divisors, whose sum is σ = 52030730. Its totient is φ = 52030728.

The previous prime is 52030697. The next prime is 52030733. The reversal of 52030729 is 92703025.

52030729 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., 30824704 + 21206025 = 5552^2 + 4605^2 .

It is a cyclic number.

It is not a de Polignac number, because 52030729 - 2⁵ = 52030697 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52030697 and 52030706.

It is not a weakly prime, because it can be changed into another prime (52036729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26015364 + 26015365.

It is an arithmetic number, because the mean of its divisors is an integer number (26015365).

Almost surely, 2^52030729 is an apocalyptic number.

It is an amenable number.

52030729 is a deficient number, since it is larger than the sum of its proper divisors (1).

52030729 is an equidigital number, since it uses as much as digits as its factorization.

52030729 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 52030729 is about 7213.2329090360. The cubic root of 52030729 is about 373.3246244957.

The spelling of 52030729 in words is "fifty-two million, thirty thousand, seven hundred twenty-nine".