252004209029 has 2 divisors, whose sum is σ = 252004209030. Its totient is φ = 252004209028.

The previous prime is 252004209013. The next prime is 252004209073. The reversal of 252004209029 is 920902400252.

It is a happy number.

252004209029 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 227252424100 + 24751784929 = 476710^2 + 157327^2 .

It is a cyclic number.

It is not a de Polignac number, because 252004209029 - 2⁴ = 252004209013 is a prime.

It is a super-2 number, since 2×252004209029² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 252004209029.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252004209329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126002104514 + 126002104515.

It is an arithmetic number, because the mean of its divisors is an integer number (126002104515).

Almost surely, 2^252004209029 is an apocalyptic number.

It is an amenable number.

252004209029 is a deficient number, since it is larger than the sum of its proper divisors (1).

252004209029 is an equidigital number, since it uses as much as digits as its factorization.

252004209029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 35.

The spelling of 252004209029 in words is "two hundred fifty-two billion, four million, two hundred nine thousand, twenty-nine".