12011038 has 16 divisors (see below), whose sum is σ = 19817280. Its totient is φ = 5425056.

The previous prime is 12011029. The next prime is 12011047. The reversal of 12011038 is 83011021.

It is an interprime number because it is at equal distance from previous prime (12011029) and next prime (12011047).

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3693 + ... + 6136.

It is an arithmetic number, because the mean of its divisors is an integer number (1238580).

Almost surely, 2^12011038 is an apocalyptic number.

12011038 is a deficient number, since it is larger than the sum of its proper divisors (7806242).

12011038 is a wasteful number, since it uses less digits than its factorization.

12011038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9891.

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 12011038 is about 3465.6944470048. The cubic root of 12011038 is about 229.0130234198.

Adding to 12011038 its reverse (83011021), we get a palindrome (95022059).

The spelling of 12011038 in words is "twelve million, eleven thousand, thirty-eight".