54030012 has 48 divisors (see below), whose sum is σ = 135136512. Its totient is φ = 16741120.

The previous prime is 54029999. The next prime is 54030019. The reversal of 54030012 is 21003045.

It is a junction number, because it is equal to n+sod(n) for n = 54029973 and 54030000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54030019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15337 + ... + 18527.

It is an arithmetic number, because the mean of its divisors is an integer number (2815344).

Almost surely, 2^54030012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54030012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67568256).

54030012 is an abundant number, since it is smaller than the sum of its proper divisors (81106500).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54030012 is a wasteful number, since it uses less digits than its factorization.

54030012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3298 (or 3296 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 54030012 is about 7350.5110026446. The cubic root of 54030012 is about 378.0463256121.

Adding to 54030012 its reverse (21003045), we get a palindrome (75033057).

The spelling of 54030012 in words is "fifty-four million, thirty thousand, twelve".