545773043 has 4 divisors (see below), whose sum is σ = 574497960. Its totient is φ = 517048128.

The previous prime is 545773037. The next prime is 545773087. The reversal of 545773043 is 340377545.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 545773043 - 2⁴ = 545773027 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 545772988 and 545773006.

It is not an unprimeable number, because it can be changed into a prime (545772043) 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, 14362430 + ... + 14362467.

It is an arithmetic number, because the mean of its divisors is an integer number (143624490).

Almost surely, 2^545773043 is an apocalyptic number.

545773043 is a deficient number, since it is larger than the sum of its proper divisors (28724917).

545773043 is a wasteful number, since it uses less digits than its factorization.

545773043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28724916.

The product of its (nonzero) digits is 176400, while the sum is 38.

The square root of 545773043 is about 23361.7859548451. The cubic root of 545773043 is about 817.2169397242.

The spelling of 545773043 in words is "five hundred forty-five million, seven hundred seventy-three thousand, forty-three".