888913231 has 2 divisors, whose sum is σ = 888913232. Its totient is φ = 888913230.

The previous prime is 888913229. The next prime is 888913253. The reversal of 888913231 is 132319888.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 888913231 - 2¹ = 888913229 is a prime.

It is a super-2 number, since 2×888913231² = 1580333464493718722, which contains 22 as substring.

Together with 888913229, 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 (888913261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 444456615 + 444456616.

It is an arithmetic number, because the mean of its divisors is an integer number (444456616).

Almost surely, 2^888913231 is an apocalyptic number.

888913231 is a deficient number, since it is larger than the sum of its proper divisors (1).

888913231 is an equidigital number, since it uses as much as digits as its factorization.

888913231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 82944, while the sum is 43.

The square root of 888913231 is about 29814.6479268161. The cubic root of 888913231 is about 961.5084903080.

The spelling of 888913231 in words is "eight hundred eighty-eight million, nine hundred thirteen thousand, two hundred thirty-one".