11332889 has 2 divisors, whose sum is σ = 11332890. Its totient is φ = 11332888.

The previous prime is 11332879. The next prime is 11332891. The reversal of 11332889 is 98823311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6528025 + 4804864 = 2555^2 + 2192^2 .

It is an emirp because it is prime and its reverse (98823311) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11332889 is a prime.

Together with 11332891, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11332879) 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, 5666444 + 5666445.

It is an arithmetic number, because the mean of its divisors is an integer number (5666445).

Almost surely, 2^11332889 is an apocalyptic number.

It is an amenable number.

11332889 is a deficient number, since it is larger than the sum of its proper divisors (1).

11332889 is an equidigital number, since it uses as much as digits as its factorization.

11332889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368, while the sum is 35.

The square root of 11332889 is about 3366.4356521401. The cubic root of 11332889 is about 224.6192011521.

It can be divided in two parts, 11332 and 889, that added together give a palindrome (12221).

The spelling of 11332889 in words is "eleven million, three hundred thirty-two thousand, eight hundred eighty-nine".