11056123 has 16 divisors (see below), whose sum is σ = 12579840. Its totient is φ = 9640224.

The previous prime is 11056121. The next prime is 11056147. The reversal of 11056123 is 32165011.

It is a cyclic number.

It is not a de Polignac number, because 11056123 - 2¹ = 11056121 is a prime.

It is a super-2 number, since 2×11056123² = 244475711582258, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11056123.

It is not an unprimeable number, because it can be changed into a prime (11056121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30618 + ... + 30976.

It is an arithmetic number, because the mean of its divisors is an integer number (786240).

Almost surely, 2^11056123 is an apocalyptic number.

11056123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11056123 is a deficient number, since it is larger than the sum of its proper divisors (1523717).

11056123 is a wasteful number, since it uses less digits than its factorization.

11056123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 11056123 is about 3325.0748863747. The cubic root of 11056123 is about 222.7755992368.

The spelling of 11056123 in words is "eleven million, fifty-six thousand, one hundred twenty-three".