527742869 has 2 divisors, whose sum is σ = 527742870. Its totient is φ = 527742868.

The previous prime is 527742863. The next prime is 527742881. The reversal of 527742869 is 968247725.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 335365969 + 192376900 = 18313^2 + 13870^2 .

It is a cyclic number.

It is not a de Polignac number, because 527742869 - 2¹² = 527738773 is a prime.

It is a super-2 number, since 2×527742869² = 557025071560702322, 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 (527742863) 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, 263871434 + 263871435.

It is an arithmetic number, because the mean of its divisors is an integer number (263871435).

Almost surely, 2^527742869 is an apocalyptic number.

It is an amenable number.

527742869 is a deficient number, since it is larger than the sum of its proper divisors (1).

527742869 is an equidigital number, since it uses as much as digits as its factorization.

527742869 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1693440, while the sum is 50.

The square root of 527742869 is about 22972.6548095774. The cubic root of 527742869 is about 808.1167797791.

The spelling of 527742869 in words is "five hundred twenty-seven million, seven hundred forty-two thousand, eight hundred sixty-nine".