545324531189 has 2 divisors, whose sum is σ = 545324531190. Its totient is φ = 545324531188.

The previous prime is 545324531131. The next prime is 545324531201. The reversal of 545324531189 is 981135423545.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 285385666225 + 259938864964 = 534215^2 + 509842^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-545324531189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (545324539189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272662265594 + 272662265595.

It is an arithmetic number, because the mean of its divisors is an integer number (272662265595).

Almost surely, 2^545324531189 is an apocalyptic number.

It is an amenable number.

545324531189 is a deficient number, since it is larger than the sum of its proper divisors (1).

545324531189 is an equidigital number, since it uses as much as digits as its factorization.

545324531189 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592000, while the sum is 50.

The spelling of 545324531189 in words is "five hundred forty-five billion, three hundred twenty-four million, five hundred thirty-one thousand, one hundred eighty-nine".