543042445 has 16 divisors (see below), whose sum is σ = 719896320. Its totient is φ = 389937600.

The previous prime is 543042419. The next prime is 543042449. The reversal of 543042445 is 544240345.

It is not a de Polignac number, because 543042445 - 2⁵ = 543042413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (543042449) 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, 58146 + ... + 66835.

It is an arithmetic number, because the mean of its divisors is an integer number (44993520).

Almost surely, 2^543042445 is an apocalyptic number.

543042445 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

543042445 is a deficient number, since it is larger than the sum of its proper divisors (176853875).

543042445 is a wasteful number, since it uses less digits than its factorization.

543042445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125076.

The product of its (nonzero) digits is 38400, while the sum is 31.

The square root of 543042445 is about 23303.2711223124. The cubic root of 543042445 is about 815.8517673559.

The spelling of 543042445 in words is "five hundred forty-three million, forty-two thousand, four hundred forty-five".