54321212 has 24 divisors (see below), whose sum is σ = 106119552. Its totient is φ = 24116400.

The previous prime is 54321203. The next prime is 54321221. The reversal of 54321212 is 21212345.

54321212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

54321212 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

It is an interprime number because it is at equal distance from previous prime (54321203) and next prime (54321221).

It is an alternating number because its digits alternate between odd and even.

It is a zygodrome in base 2.

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, 12464 + ... + 16247.

It is an arithmetic number, because the mean of its divisors is an integer number (4421648).

Almost surely, 2^54321212 is an apocalyptic number.

It is an amenable number.

54321212 is a deficient number, since it is larger than the sum of its proper divisors (51798340).

54321212 is a wasteful number, since it uses less digits than its factorization.

54321212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28769 (or 28767 counting only the distinct ones).

The product of its digits is 480, while the sum is 20.

The square root of 54321212 is about 7370.2925315078. The cubic root of 54321212 is about 378.7242815665.

Adding to 54321212 its reverse (21212345), we get a palindrome (75533557).

The spelling of 54321212 in words is "fifty-four million, three hundred twenty-one thousand, two hundred twelve".