12003144134 has 16 divisors (see below), whose sum is σ = 19094648400. Its totient is φ = 5639403264.

The previous prime is 12003144121. The next prime is 12003144143. The reversal of 12003144134 is 43144130021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 264119 + ... + 306210.

It is an arithmetic number, because the mean of its divisors is an integer number (1193415525).

Almost surely, 2^12003144134 is an apocalyptic number.

12003144134 is a deficient number, since it is larger than the sum of its proper divisors (7091504266).

12003144134 is a wasteful number, since it uses less digits than its factorization.

12003144134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570967.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 12003144134 its reverse (43144130021), we get a palindrome (55147274155).

The spelling of 12003144134 in words is "twelve billion, three million, one hundred forty-four thousand, one hundred thirty-four".