11017983 has 4 divisors (see below), whose sum is σ = 14690648. Its totient is φ = 7345320.

The previous prime is 11017973. The next prime is 11018027. The reversal of 11017983 is 38971011.

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

It is not a de Polignac number, because 11017983 - 2⁹ = 11017471 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11017983.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11017973) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1836328 + ... + 1836333.

It is an arithmetic number, because the mean of its divisors is an integer number (3672662).

Almost surely, 2^11017983 is an apocalyptic number.

11017983 is a deficient number, since it is larger than the sum of its proper divisors (3672665).

11017983 is an equidigital number, since it uses as much as digits as its factorization.

11017983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3672664.

The product of its (nonzero) digits is 1512, while the sum is 30.

The square root of 11017983 is about 3319.3347225009. The cubic root of 11017983 is about 222.5191365100.

Adding to 11017983 its reverse (38971011), we get a palindrome (49988994).

The spelling of 11017983 in words is "eleven million, seventeen thousand, nine hundred eighty-three".