52165429 has 2 divisors, whose sum is σ = 52165430. Its totient is φ = 52165428.

The previous prime is 52165397. The next prime is 52165439. The reversal of 52165429 is 92456125.

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., 51509329 + 656100 = 7177^2 + 810^2 .

It is a cyclic number.

It is not a de Polignac number, because 52165429 - 2⁵ = 52165397 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52165394 and 52165403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52165439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26082714 + 26082715.

It is an arithmetic number, because the mean of its divisors is an integer number (26082715).

Almost surely, 2^52165429 is an apocalyptic number.

It is an amenable number.

52165429 is a deficient number, since it is larger than the sum of its proper divisors (1).

52165429 is an equidigital number, since it uses as much as digits as its factorization.

52165429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21600, while the sum is 34.

The square root of 52165429 is about 7222.5638799529. The cubic root of 52165429 is about 373.6465079614.

The spelling of 52165429 in words is "fifty-two million, one hundred sixty-five thousand, four hundred twenty-nine".