54040012 has 24 divisors (see below), whose sum is σ = 102396672. Its totient is φ = 24806400.

The previous prime is 54040001. The next prime is 54040013. The reversal of 54040012 is 21004045.

54040012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (54040013) by changing a digit.

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, 7212 + ... + 12652.

It is an arithmetic number, because the mean of its divisors is an integer number (4266528).

Almost surely, 2^54040012 is an apocalyptic number.

54040012 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

54040012 is a deficient number, since it is larger than the sum of its proper divisors (48356660).

54040012 is a wasteful number, since it uses less digits than its factorization.

54040012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5649 (or 5647 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 54040012 is about 7351.1911959899. The cubic root of 54040012 is about 378.0696474037.

Adding to 54040012 its reverse (21004045), we get a palindrome (75044057).

The spelling of 54040012 in words is "fifty-four million, forty thousand, twelve".