11712987334 has 16 divisors (see below), whose sum is σ = 17684251200. Its totient is φ = 5818265640.

The previous prime is 11712987329. The next prime is 11712987353. The reversal of 11712987334 is 43378921711.

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, 1070029 + ... + 1080919.

It is an arithmetic number, because the mean of its divisors is an integer number (1105265700).

Almost surely, 2^11712987334 is an apocalyptic number.

11712987334 is a deficient number, since it is larger than the sum of its proper divisors (5971263866).

11712987334 is a wasteful number, since it uses less digits than its factorization.

11712987334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14355.

The product of its digits is 254016, while the sum is 46.

The spelling of 11712987334 in words is "eleven billion, seven hundred twelve million, nine hundred eighty-seven thousand, three hundred thirty-four".