11513489 has 8 divisors (see below), whose sum is σ = 12438720. Its totient is φ = 10593936.

The previous prime is 11513483. The next prime is 11513503. The reversal of 11513489 is 98431511.

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 11513489 - 2⁴ = 11513473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11513483) 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, 3434 + ... + 5900.

It is an arithmetic number, because the mean of its divisors is an integer number (1554840).

Almost surely, 2^11513489 is an apocalyptic number.

It is an amenable number.

11513489 is a deficient number, since it is larger than the sum of its proper divisors (925231).

11513489 is a wasteful number, since it uses less digits than its factorization.

11513489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2839.

The product of its digits is 4320, while the sum is 32.

The square root of 11513489 is about 3393.1532532439. The cubic root of 11513489 is about 225.8060897073.

The spelling of 11513489 in words is "eleven million, five hundred thirteen thousand, four hundred eighty-nine".