11284993 has 8 divisors (see below), whose sum is σ = 11967200. Its totient is φ = 10611648.

The previous prime is 11284981. The next prime is 11285009. The reversal of 11284993 is 39948211.

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 11284993 - 2¹³ = 11276801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11284943) 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, 505 + ... + 4777.

It is an arithmetic number, because the mean of its divisors is an integer number (1495900).

Almost surely, 2^11284993 is an apocalyptic number.

It is an amenable number.

11284993 is a deficient number, since it is larger than the sum of its proper divisors (682207).

11284993 is a wasteful number, since it uses less digits than its factorization.

11284993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4431.

The product of its digits is 15552, while the sum is 37.

The square root of 11284993 is about 3359.3143645691. The cubic root of 11284993 is about 224.3023195254.

The spelling of 11284993 in words is "eleven million, two hundred eighty-four thousand, nine hundred ninety-three".