88871999 has 2 divisors, whose sum is σ = 88872000. Its totient is φ = 88871998.

The previous prime is 88871989. The next prime is 88872029. The reversal of 88871999 is 99917888.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 88871999 - 2⁴ = 88871983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88871989) 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, 44435999 + 44436000.

It is an arithmetic number, because the mean of its divisors is an integer number (44436000).

Almost surely, 2^88871999 is an apocalyptic number.

88871999 is a deficient number, since it is larger than the sum of its proper divisors (1).

88871999 is an equidigital number, since it uses as much as digits as its factorization.

88871999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2612736, while the sum is 59.

The square root of 88871999 is about 9427.1946516448. The cubic root of 88871999 is about 446.2603649772.

The spelling of 88871999 in words is "eighty-eight million, eight hundred seventy-one thousand, nine hundred ninety-nine".