825089959 has 2 divisors, whose sum is σ = 825089960. Its totient is φ = 825089958.

The previous prime is 825089957. The next prime is 825089987. The reversal of 825089959 is 959980528.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 825089959 - 2¹ = 825089957 is a prime.

Together with 825089957, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (825089957) 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, 412544979 + 412544980.

It is an arithmetic number, because the mean of its divisors is an integer number (412544980).

Almost surely, 2^825089959 is an apocalyptic number.

825089959 is a deficient number, since it is larger than the sum of its proper divisors (1).

825089959 is an equidigital number, since it uses as much as digits as its factorization.

825089959 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2332800, while the sum is 55.

The square root of 825089959 is about 28724.3791751885. The cubic root of 825089959 is about 937.9228159524.

The spelling of 825089959 in words is "eight hundred twenty-five million, eighty-nine thousand, nine hundred fifty-nine".