5205269 has 2 divisors, whose sum is σ = 5205270. Its totient is φ = 5205268.

The previous prime is 5205253. The next prime is 5205283. The reversal of 5205269 is 9625025.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5121169 + 84100 = 2263^2 + 290^2 .

It is a cyclic number.

It is not a de Polignac number, because 5205269 - 2⁴ = 5205253 is a prime.

It is a super-2 number, since 2×5205269² = 54189650724722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5205169) 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, 2602634 + 2602635.

It is an arithmetic number, because the mean of its divisors is an integer number (2602635).

Almost surely, 2^5205269 is an apocalyptic number.

It is an amenable number.

5205269 is a deficient number, since it is larger than the sum of its proper divisors (1).

5205269 is an equidigital number, since it uses as much as digits as its factorization.

5205269 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 5205269 is about 2281.5058623637. The cubic root of 5205269 is about 173.3063168774.

The spelling of 5205269 in words is "five million, two hundred five thousand, two hundred sixty-nine".