12004732347 has 4 divisors (see below), whose sum is σ = 16006309800. Its totient is φ = 8003154896.

The previous prime is 12004732273. The next prime is 12004732349. The reversal of 12004732347 is 74323740021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 74323740021 = 3 ⋅24774580007.

It is a cyclic number.

It is not a de Polignac number, because 12004732347 - 2¹¹ = 12004730299 is a prime.

It is a super-2 number, since 2×12004732347² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12004732349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2000788722 + ... + 2000788727.

It is an arithmetic number, because the mean of its divisors is an integer number (4001577450).

Almost surely, 2^12004732347 is an apocalyptic number.

12004732347 is a deficient number, since it is larger than the sum of its proper divisors (4001577453).

12004732347 is an equidigital number, since it uses as much as digits as its factorization.

12004732347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4001577452.

The product of its (nonzero) digits is 28224, while the sum is 33.

The spelling of 12004732347 in words is "twelve billion, four million, seven hundred thirty-two thousand, three hundred forty-seven".