505005269 has 2 divisors, whose sum is σ = 505005270. Its totient is φ = 505005268.

The previous prime is 505005233. The next prime is 505005289. The reversal of 505005269 is 962500505.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 371024644 + 133980625 = 19262^2 + 11575^2 .

It is a cyclic number.

It is not a de Polignac number, because 505005269 - 2¹² = 505001173 is a prime.

It is a super-2 number, since 2×505005269² = 510060643435524722, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (505005289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252502634 + 252502635.

It is an arithmetic number, because the mean of its divisors is an integer number (252502635).

Almost surely, 2^505005269 is an apocalyptic number.

It is an amenable number.

505005269 is a deficient number, since it is larger than the sum of its proper divisors (1).

505005269 is an equidigital number, since it uses as much as digits as its factorization.

505005269 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13500, while the sum is 32.

The square root of 505005269 is about 22472.3222876498. The cubic root of 505005269 is about 796.3401937415.

The spelling of 505005269 in words is "five hundred five million, five thousand, two hundred sixty-nine".