11489489 has 8 divisors (see below), whose sum is σ = 13079232. Its totient is φ = 9990640.

The previous prime is 11489477. The next prime is 11489507. The reversal of 11489489 is 98498411.

11489489 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11489489 - 2¹² = 11485393 is a prime.

It is a super-2 number, since 2×11489489² = 264016714962242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11489089) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22454 + ... + 22959.

It is an arithmetic number, because the mean of its divisors is an integer number (1634904).

Almost surely, 2^11489489 is an apocalyptic number.

It is an amenable number.

11489489 is a deficient number, since it is larger than the sum of its proper divisors (1589743).

11489489 is a wasteful number, since it uses less digits than its factorization.

11489489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45447.

The product of its digits is 82944, while the sum is 44.

The square root of 11489489 is about 3389.6148748789. The cubic root of 11489489 is about 225.6490820999.

The spelling of 11489489 in words is "eleven million, four hundred eighty-nine thousand, four hundred eighty-nine".