889111423 has 2 divisors, whose sum is σ = 889111424. Its totient is φ = 889111422.

The previous prime is 889111397. The next prime is 889111429. The reversal of 889111423 is 324111988.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 889111423 - 2¹³ = 889103231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (889111429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 444555711 + 444555712.

It is an arithmetic number, because the mean of its divisors is an integer number (444555712).

Almost surely, 2^889111423 is an apocalyptic number.

889111423 is a deficient number, since it is larger than the sum of its proper divisors (1).

889111423 is an equidigital number, since it uses as much as digits as its factorization.

889111423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13824, while the sum is 37.

The square root of 889111423 is about 29817.9714769466. The cubic root of 889111423 is about 961.5799442749.

The spelling of 889111423 in words is "eight hundred eighty-nine million, one hundred eleven thousand, four hundred twenty-three".