12054213452 has 6 divisors (see below), whose sum is σ = 21094873548. Its totient is φ = 6027106724.

The previous prime is 12054213449. The next prime is 12054213467. The reversal of 12054213452 is 25431245021.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1506776678 + ... + 1506776685.

It is an arithmetic number, because the mean of its divisors is an integer number (3515812258).

Almost surely, 2^12054213452 is an apocalyptic number.

It is an amenable number.

12054213452 is a deficient number, since it is larger than the sum of its proper divisors (9040660096).

12054213452 is a wasteful number, since it uses less digits than its factorization.

12054213452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3013553367 (or 3013553365 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 12054213452 its reverse (25431245021), we get a palindrome (37485458473).

The spelling of 12054213452 in words is "twelve billion, fifty-four million, two hundred thirteen thousand, four hundred fifty-two".