1088489 has 2 divisors, whose sum is σ = 1088490. Its totient is φ = 1088488.

The previous prime is 1088471. The next prime is 1088519. The reversal of 1088489 is 9848801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1081600 + 6889 = 1040^2 + 83^2 .

It is an emirp because it is prime and its reverse (9848801) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1088489 - 2⁸ = 1088233 is a prime.

It is a plaindrome in base 15.

It is not a weakly prime, because it can be changed into another prime (1088419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 544244 + 544245.

It is an arithmetic number, because the mean of its divisors is an integer number (544245).

2^1088489 is an apocalyptic number.

It is an amenable number.

1088489 is a deficient number, since it is larger than the sum of its proper divisors (1).

1088489 is an equidigital number, since it uses as much as digits as its factorization.

1088489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18432, while the sum is 38.

The square root of 1088489 is about 1043.3067621750. The cubic root of 1088489 is about 102.8666701015.

The spelling of 1088489 in words is "one million, eighty-eight thousand, four hundred eighty-nine".