12019934 has 16 divisors (see below), whose sum is σ = 18422016. Its totient is φ = 5880600.

The previous prime is 12019933. The next prime is 12019937. The reversal of 12019934 is 43991021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12019897 and 12019906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12019933) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36149 + ... + 36479.

It is an arithmetic number, because the mean of its divisors is an integer number (1151376).

Almost surely, 2^12019934 is an apocalyptic number.

12019934 is a deficient number, since it is larger than the sum of its proper divisors (6402082).

12019934 is a wasteful number, since it uses less digits than its factorization.

12019934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 671.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 12019934 is about 3466.9776463081. The cubic root of 12019934 is about 229.0695491224.

The spelling of 12019934 in words is "twelve million, nineteen thousand, nine hundred thirty-four".