11302489 has 12 divisors (see below), whose sum is σ = 12855780. Its totient is φ = 9917600.

The previous prime is 11302483. The next prime is 11302493. The reversal of 11302489 is 98420311.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 7382089 + 3920400 = 2717^2 + 1980^2 .

It is not a de Polignac number, because 11302489 - 2⁵ = 11302457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11302483) 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 in 11 ways as a sum of consecutive naturals, for example, 1899 + ... + 5119.

It is an arithmetic number, because the mean of its divisors is an integer number (1071315).

Almost surely, 2^11302489 is an apocalyptic number.

It is an amenable number.

11302489 is a deficient number, since it is larger than the sum of its proper divisors (1553291).

11302489 is a wasteful number, since it uses less digits than its factorization.

11302489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3272 (or 3261 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 11302489 is about 3361.9174588321. The cubic root of 11302489 is about 224.4181774331.

It can be divided in two parts, 11 and 302489, that added together give a square (302500 = 550²).

The spelling of 11302489 in words is "eleven million, three hundred two thousand, four hundred eighty-nine".