11489479 has 4 divisors (see below), whose sum is σ = 11733984. Its totient is φ = 11244976.

The previous prime is 11489477. The next prime is 11489507. The reversal of 11489479 is 97498411.

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

It is a cyclic number.

It is not a de Polignac number, because 11489479 - 2¹ = 11489477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11489477) 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, 122182 + ... + 122275.

It is an arithmetic number, because the mean of its divisors is an integer number (2933496).

Almost surely, 2^11489479 is an apocalyptic number.

11489479 is a deficient number, since it is larger than the sum of its proper divisors (244505).

11489479 is an equidigital number, since it uses as much as digits as its factorization.

11489479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244504.

The product of its digits is 72576, while the sum is 43.

The square root of 11489479 is about 3389.6133997847. The cubic root of 11489479 is about 225.6490166345.

The spelling of 11489479 in words is "eleven million, four hundred eighty-nine thousand, four hundred seventy-nine".