545323245 has 8 divisors (see below), whose sum is σ = 872517216. Its totient is φ = 290839056.

The previous prime is 545323243. The next prime is 545323249. The reversal of 545323245 is 542323545.

It is a happy number.

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

It is not a de Polignac number, because 545323245 - 2¹ = 545323243 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545323243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18177427 + ... + 18177456.

It is an arithmetic number, because the mean of its divisors is an integer number (109064652).

Almost surely, 2^545323245 is an apocalyptic number.

It is an amenable number.

545323245 is a deficient number, since it is larger than the sum of its proper divisors (327193971).

545323245 is a wasteful number, since it uses less digits than its factorization.

545323245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36354891.

The product of its digits is 72000, while the sum is 33.

The square root of 545323245 is about 23352.1571808688. The cubic root of 545323245 is about 816.9923753338.

The spelling of 545323245 in words is "five hundred forty-five million, three hundred twenty-three thousand, two hundred forty-five".