543545345 has 8 divisors (see below), whose sum is σ = 745433664. Its totient is φ = 372716784.

The previous prime is 543545309. The next prime is 543545357.

543545345 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 543545345 - 2⁸ = 543545089 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 543545299 and 543545308.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7764899 + ... + 7764968.

It is an arithmetic number, because the mean of its divisors is an integer number (93179208).

Almost surely, 2^543545345 is an apocalyptic number.

It is an amenable number.

543545345 is a deficient number, since it is larger than the sum of its proper divisors (201888319).

543545345 is a wasteful number, since it uses less digits than its factorization.

543545345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15529879.

The product of its digits is 360000, while the sum is 38.

The square root of 543545345 is about 23314.0589559176. The cubic root of 543545345 is about 816.1035372795.

The spelling of 543545345 in words is "five hundred forty-three million, five hundred forty-five thousand, three hundred forty-five".