12002134 has 16 divisors (see below), whose sum is σ = 18810000. Its totient is φ = 5737824.

The previous prime is 12002093. The next prime is 12002147. The reversal of 12002134 is 43120021.

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, 2992 + ... + 5740.

It is an arithmetic number, because the mean of its divisors is an integer number (1175625).

Almost surely, 2^12002134 is an apocalyptic number.

12002134 is a deficient number, since it is larger than the sum of its proper divisors (6807866).

12002134 is a wasteful number, since it uses less digits than its factorization.

12002134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2847.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 12002134 is about 3464.4096178137. The cubic root of 12002134 is about 228.9564189296.

Adding to 12002134 its reverse (43120021), we get a palindrome (55122155).

The spelling of 12002134 in words is "twelve million, two thousand, one hundred thirty-four".