11519489 has 8 divisors (see below), whose sum is σ = 12231648. Its totient is φ = 10811200.

The previous prime is 11519479. The next prime is 11519503. The reversal of 11519489 is 98491511.

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

It is a cyclic number.

It is not a de Polignac number, because 11519489 - 2¹² = 11515393 is a prime.

It is a super-2 number, since 2×11519489² = 265397253642242, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11519419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7214 + ... + 8664.

It is an arithmetic number, because the mean of its divisors is an integer number (1528956).

Almost surely, 2^11519489 is an apocalyptic number.

It is an amenable number.

11519489 is a deficient number, since it is larger than the sum of its proper divisors (712159).

11519489 is a wasteful number, since it uses less digits than its factorization.

11519489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1935.

The product of its digits is 12960, while the sum is 38.

The square root of 11519489 is about 3394.0372714512. The cubic root of 11519489 is about 225.8453075112.

The spelling of 11519489 in words is "eleven million, five hundred nineteen thousand, four hundred eighty-nine".