54543012 has 48 divisors (see below), whose sum is σ = 132378624. Its totient is φ = 17460000.

The previous prime is 54543007. The next prime is 54543017. The reversal of 54543012 is 21034545.

It is an interprime number because it is at equal distance from previous prime (54543007) and next prime (54543017).

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

It is not an unprimeable number, because it can be changed into a prime (54543017) 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, 55687 + ... + 56657.

It is an arithmetic number, because the mean of its divisors is an integer number (2757888).

Almost surely, 2^54543012 is an apocalyptic number.

It is an amenable number.

54543012 is an abundant number, since it is smaller than the sum of its proper divisors (77835612).

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

54543012 is a wasteful number, since it uses less digits than its factorization.

54543012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1160 (or 1158 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 54543012 is about 7385.3240957997. The cubic root of 54543012 is about 379.2390404267.

Adding to 54543012 its reverse (21034545), we get a palindrome (75577557).

The spelling of 54543012 in words is "fifty-four million, five hundred forty-three thousand, twelve".