888975389 has 2 divisors, whose sum is σ = 888975390. Its totient is φ = 888975388.

The previous prime is 888975379. The next prime is 888975391. The reversal of 888975389 is 983579888.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 466344025 + 422631364 = 21595^2 + 20558^2 .

It is a cyclic number.

It is not a de Polignac number, because 888975389 - 2⁸ = 888975133 is a prime.

Together with 888975391, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (888975319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 444487694 + 444487695.

It is an arithmetic number, because the mean of its divisors is an integer number (444487695).

Almost surely, 2^888975389 is an apocalyptic number.

It is an amenable number.

888975389 is a deficient number, since it is larger than the sum of its proper divisors (1).

888975389 is an equidigital number, since it uses as much as digits as its factorization.

888975389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34836480, while the sum is 65.

The square root of 888975389 is about 29815.6903156710. The cubic root of 888975389 is about 961.5309012137.

The spelling of 888975389 in words is "eight hundred eighty-eight million, nine hundred seventy-five thousand, three hundred eighty-nine".