11123030 has 32 divisors (see below), whose sum is σ = 21104064. Its totient is φ = 4212736.

The previous prime is 11123023. The next prime is 11123033. The reversal of 11123030 is 3032111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11123033) 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 15 ways as a sum of consecutive naturals, for example, 31334 + ... + 31686.

It is an arithmetic number, because the mean of its divisors is an integer number (659502).

Almost surely, 2^11123030 is an apocalyptic number.

11123030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11123030 is a deficient number, since it is larger than the sum of its proper divisors (9981034).

11123030 is a wasteful number, since it uses less digits than its factorization.

11123030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520.

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 11123030 is about 3335.1206874714. The cubic root of 11123030 is about 223.2240771507.

Adding to 11123030 its reverse (3032111), we get a palindrome (14155141).

The spelling of 11123030 in words is "eleven million, one hundred twenty-three thousand, thirty".