11017123 has 8 divisors (see below), whose sum is σ = 11959808. Its totient is φ = 10088064.

The previous prime is 11017117. The next prime is 11017133. The reversal of 11017123 is 32171011.

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 11017123 - 2⁵ = 11017091 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11017097 and 11017106.

It is not an unprimeable number, because it can be changed into a prime (11017133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1686 + ... + 4987.

It is an arithmetic number, because the mean of its divisors is an integer number (1494976).

Almost surely, 2^11017123 is an apocalyptic number.

11017123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11017123 is a deficient number, since it is larger than the sum of its proper divisors (942685).

11017123 is a wasteful number, since it uses less digits than its factorization.

11017123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6813.

The product of its (nonzero) digits is 42, while the sum is 16.

The square root of 11017123 is about 3319.2051759420. The cubic root of 11017123 is about 222.5133468407.

Adding to 11017123 its reverse (32171011), we get a palindrome (43188134).

The spelling of 11017123 in words is "eleven million, seventeen thousand, one hundred twenty-three".