11648859 has 8 divisors (see below), whose sum is σ = 16445520. Its totient is φ = 7309056.

The previous prime is 11648789. The next prime is 11648869. The reversal of 11648859 is 95884611.

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

It is not a de Polignac number, because 11648859 - 2⁹ = 11648347 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11648859.

It is not an unprimeable number, because it can be changed into a prime (11648869) 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, 114154 + ... + 114255.

It is an arithmetic number, because the mean of its divisors is an integer number (2055690).

Almost surely, 2^11648859 is an apocalyptic number.

11648859 is a deficient number, since it is larger than the sum of its proper divisors (4796661).

11648859 is a wasteful number, since it uses less digits than its factorization.

11648859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228429.

The product of its digits is 69120, while the sum is 42.

The square root of 11648859 is about 3413.0424843532. The cubic root of 11648859 is about 226.6876165277.

The spelling of 11648859 in words is "eleven million, six hundred forty-eight thousand, eight hundred fifty-nine".