11449489 has 4 divisors (see below), whose sum is σ = 11501056. Its totient is φ = 11397924.

The previous prime is 11449453. The next prime is 11449511. The reversal of 11449489 is 98494411.

11449489 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11449489 - 2⁹ = 11448977 is a prime.

It is a super-2 number, since 2×11449489² = 262181596722242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11449409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25449 + ... + 25894.

It is an arithmetic number, because the mean of its divisors is an integer number (2875264).

Almost surely, 2^11449489 is an apocalyptic number.

It is an amenable number.

11449489 is a deficient number, since it is larger than the sum of its proper divisors (51567).

11449489 is an equidigital number, since it uses as much as digits as its factorization.

11449489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51566.

The product of its digits is 41472, while the sum is 40.

The square root of 11449489 is about 3383.7093551308. The cubic root of 11449489 is about 225.3869161600.

The spelling of 11449489 in words is "eleven million, four hundred forty-nine thousand, four hundred eighty-nine".