11123029 has 4 divisors (see below), whose sum is σ = 11233260. Its totient is φ = 11012800.

The previous prime is 11123023. The next prime is 11123033. The reversal of 11123029 is 92032111.

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

It can be written as a sum of positive squares in 2 ways, for example, as 7828804 + 3294225 = 2798^2 + 1815^2 .

It is a cyclic number.

It is not a de Polignac number, because 11123029 - 2⁵ = 11122997 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11122997 and 11123015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11123023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54964 + ... + 55165.

It is an arithmetic number, because the mean of its divisors is an integer number (2808315).

Almost surely, 2^11123029 is an apocalyptic number.

It is an amenable number.

11123029 is a deficient number, since it is larger than the sum of its proper divisors (110231).

11123029 is a wasteful number, since it uses less digits than its factorization.

11123029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110230.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 11123029 is about 3335.1205375518. The cubic root of 11123029 is about 223.2240704611.

The spelling of 11123029 in words is "eleven million, one hundred twenty-three thousand, twenty-nine".