505374029 has 2 divisors, whose sum is σ = 505374030. Its totient is φ = 505374028.

The previous prime is 505374013. The next prime is 505374049. The reversal of 505374029 is 920473505.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 276457129 + 228916900 = 16627^2 + 15130^2 .

It is a cyclic number.

It is not a de Polignac number, because 505374029 - 2⁴ = 505374013 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 505374029.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (505374049) 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, 252687014 + 252687015.

It is an arithmetic number, because the mean of its divisors is an integer number (252687015).

Almost surely, 2^505374029 is an apocalyptic number.

It is an amenable number.

505374029 is a deficient number, since it is larger than the sum of its proper divisors (1).

505374029 is an equidigital number, since it uses as much as digits as its factorization.

505374029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37800, while the sum is 35.

The square root of 505374029 is about 22480.5255499065. The cubic root of 505374029 is about 796.5339784928.

The spelling of 505374029 in words is "five hundred five million, three hundred seventy-four thousand, twenty-nine".