11492489 has 4 divisors (see below), whose sum is σ = 11511060. Its totient is φ = 11473920.

The previous prime is 11492477. The next prime is 11492501. The reversal of 11492489 is 98429411.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (11492477) and next prime (11492501).

It can be written as a sum of positive squares in 2 ways, for example, as 8602489 + 2890000 = 2933^2 + 1700^2 .

It is a cyclic number.

It is not a de Polignac number, because 11492489 - 2²⁰ = 10443913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11492989) 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 3 ways as a sum of consecutive naturals, for example, 8324 + ... + 9605.

It is an arithmetic number, because the mean of its divisors is an integer number (2877765).

Almost surely, 2^11492489 is an apocalyptic number.

It is an amenable number.

11492489 is a deficient number, since it is larger than the sum of its proper divisors (18571).

11492489 is an equidigital number, since it uses as much as digits as its factorization.

11492489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18570.

The product of its digits is 20736, while the sum is 38.

The square root of 11492489 is about 3390.0573741458. The cubic root of 11492489 is about 225.6687200007.

The spelling of 11492489 in words is "eleven million, four hundred ninety-two thousand, four hundred eighty-nine".