543513126 has 48 divisors (see below), whose sum is σ = 1239071040. Its totient is φ = 158427360.

The previous prime is 543513079. The next prime is 543513143. The reversal of 543513126 is 621315345.

It is a junction number, because it is equal to n+sod(n) for n = 543513093 and 543513102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5161 + ... + 33371.

It is an arithmetic number, because the mean of its divisors is an integer number (25813980).

Almost surely, 2^543513126 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 543513126, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (619535520).

543513126 is an abundant number, since it is smaller than the sum of its proper divisors (695557914).

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

543513126 is a wasteful number, since it uses less digits than its factorization.

543513126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28261 (or 28248 counting only the distinct ones).

The product of its digits is 10800, while the sum is 30.

The square root of 543513126 is about 23313.3679677562. The cubic root of 543513126 is about 816.0874119402.

The spelling of 543513126 in words is "five hundred forty-three million, five hundred thirteen thousand, one hundred twenty-six".