543975980 has 12 divisors (see below), whose sum is σ = 1142349600. Its totient is φ = 217590384.

The previous prime is 543975977. The next prime is 543975983. The reversal of 543975980 is 89579345.

It is an interprime number because it is at equal distance from previous prime (543975977) and next prime (543975983).

It is not an unprimeable number, because it can be changed into a prime (543975983) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13599380 + ... + 13599419.

It is an arithmetic number, because the mean of its divisors is an integer number (95195800).

Almost surely, 2^543975980 is an apocalyptic number.

It is an amenable number.

543975980 is an abundant number, since it is smaller than the sum of its proper divisors (598373620).

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

543975980 is a wasteful number, since it uses less digits than its factorization.

543975980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27198808 (or 27198806 counting only the distinct ones).

The product of its (nonzero) digits is 1360800, while the sum is 50.

The square root of 543975980 is about 23323.2926491951. The cubic root of 543975980 is about 816.3190053346.

The spelling of 543975980 in words is "five hundred forty-three million, nine hundred seventy-five thousand, nine hundred eighty".