545325043 has 4 divisors (see below), whose sum is σ = 545423328. Its totient is φ = 545226760.

The previous prime is 545325041. The next prime is 545325047. The reversal of 545325043 is 340523545.

It is a happy number.

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 545325043 - 2¹ = 545325041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 545324996 and 545325014.

It is not an unprimeable number, because it can be changed into a prime (545325041) 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, 40288 + ... + 52093.

It is an arithmetic number, because the mean of its divisors is an integer number (136355832).

Almost surely, 2^545325043 is an apocalyptic number.

545325043 is a deficient number, since it is larger than the sum of its proper divisors (98285).

545325043 is an equidigital number, since it uses as much as digits as its factorization.

545325043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98284.

The product of its (nonzero) digits is 36000, while the sum is 31.

The square root of 545325043 is about 23352.1956783511. The cubic root of 545325043 is about 816.9932732420.

Adding to 545325043 its reverse (340523545), we get a palindrome (885848588).

The spelling of 545325043 in words is "five hundred forty-five million, three hundred twenty-five thousand, forty-three".