527399863 has 2 divisors, whose sum is σ = 527399864. Its totient is φ = 527399862.

The previous prime is 527399833. The next prime is 527399903. The reversal of 527399863 is 368993725.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-527399863 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 527399863.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (527399833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263699931 + 263699932.

It is an arithmetic number, because the mean of its divisors is an integer number (263699932).

Almost surely, 2^527399863 is an apocalyptic number.

527399863 is a deficient number, since it is larger than the sum of its proper divisors (1).

527399863 is an equidigital number, since it uses as much as digits as its factorization.

527399863 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2449440, while the sum is 52.

The square root of 527399863 is about 22965.1880680303. The cubic root of 527399863 is about 807.9416635782.

The spelling of 527399863 in words is "five hundred twenty-seven million, three hundred ninety-nine thousand, eight hundred sixty-three".