11122783 has 8 divisors (see below), whose sum is σ = 12779168. Its totient is φ = 9483264.

The previous prime is 11122763. The next prime is 11122799. The reversal of 11122783 is 38722111.

It is a happy number.

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

It is not a de Polignac number, because 11122783 - 2¹³ = 11114591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11122723) 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, 2766 + ... + 5467.

It is an arithmetic number, because the mean of its divisors is an integer number (1597396).

Almost surely, 2^11122783 is an apocalyptic number.

11122783 is a deficient number, since it is larger than the sum of its proper divisors (1656385).

11122783 is an equidigital number, since it uses as much as digits as its factorization.

11122783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8433.

The product of its digits is 672, while the sum is 25.

The square root of 11122783 is about 3335.0836571217. The cubic root of 11122783 is about 223.2224248205. Note that the first 3 decimals are identical.

Subtracting from 11122783 its product of digits (672), we obtain a palindrome (11122111).

Adding to 11122783 its reverse (38722111), we get a palindrome (49844894).

The spelling of 11122783 in words is "eleven million, one hundred twenty-two thousand, seven hundred eighty-three".