12113942 has 16 divisors (see below), whose sum is σ = 18818352. Its totient is φ = 5844480.

The previous prime is 12113923. The next prime is 12113947. The reversal of 12113942 is 24931121.

It is a super-3 number, since 3×12113942³ (a number of 22 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12113947) 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, 7193 + ... + 8715.

It is an arithmetic number, because the mean of its divisors is an integer number (1176147).

Almost surely, 2^12113942 is an apocalyptic number.

12113942 is a deficient number, since it is larger than the sum of its proper divisors (6704410).

12113942 is a wasteful number, since it uses less digits than its factorization.

12113942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1663.

The product of its digits is 432, while the sum is 23.

The square root of 12113942 is about 3480.5088708406. The cubic root of 12113942 is about 229.6651839148.

The spelling of 12113942 in words is "twelve million, one hundred thirteen thousand, nine hundred forty-two".