12046281147 has 32 divisors (see below), whose sum is σ = 18144576000. Its totient is φ = 7897073184.

The previous prime is 12046281047. The next prime is 12046281161. The reversal of 12046281147 is 74118264021.

It is a happy number.

12046281147 is a `hidden beast` number, since 1 + 20 + 4 + 628 + 1 + 1 + 4 + 7 = 666.

It is not a de Polignac number, because 12046281147 - 2⁷ = 12046281019 is a prime.

It is a super-2 number, since 2×12046281147² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12046281197) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1078033 + ... + 1089149.

It is an arithmetic number, because the mean of its divisors is an integer number (567018000).

Almost surely, 2^12046281147 is an apocalyptic number.

12046281147 is a deficient number, since it is larger than the sum of its proper divisors (6098294853).

12046281147 is a wasteful number, since it uses less digits than its factorization.

12046281147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11792 (or 11786 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 36.

The spelling of 12046281147 in words is "twelve billion, forty-six million, two hundred eighty-one thousand, one hundred forty-seven".