545432323 has 2 divisors, whose sum is σ = 545432324. Its totient is φ = 545432322.

The previous prime is 545432311. The next prime is 545432357. The reversal of 545432323 is 323234545.

545432323 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 545432323 - 2⁹ = 545431811 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is not a weakly prime, because it can be changed into another prime (545432123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272716161 + 272716162.

It is an arithmetic number, because the mean of its divisors is an integer number (272716162).

Almost surely, 2^545432323 is an apocalyptic number.

545432323 is a deficient number, since it is larger than the sum of its proper divisors (1).

545432323 is an equidigital number, since it uses as much as digits as its factorization.

545432323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43200, while the sum is 31.

The square root of 545432323 is about 23354.4925656714. The cubic root of 545432323 is about 817.0468445280.

Adding to 545432323 its reverse (323234545), we get a palindrome (868666868).

The spelling of 545432323 in words is "five hundred forty-five million, four hundred thirty-two thousand, three hundred twenty-three".