88809559 has 2 divisors, whose sum is σ = 88809560. Its totient is φ = 88809558.

The previous prime is 88809557. The next prime is 88809607. The reversal of 88809559 is 95590888.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 88809559 - 2¹ = 88809557 is a prime.

Together with 88809557, 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 (88809557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44404779 + 44404780.

It is an arithmetic number, because the mean of its divisors is an integer number (44404780).

Almost surely, 2^88809559 is an apocalyptic number.

88809559 is a deficient number, since it is larger than the sum of its proper divisors (1).

88809559 is an equidigital number, since it uses as much as digits as its factorization.

88809559 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1036800, while the sum is 52.

The square root of 88809559 is about 9423.8823740537. The cubic root of 88809559 is about 446.1558287687.

The spelling of 88809559 in words is "eighty-eight million, eight hundred nine thousand, five hundred fifty-nine".