545328913 has 2 divisors, whose sum is σ = 545328914. Its totient is φ = 545328912.

The previous prime is 545328877. The next prime is 545328923. The reversal of 545328913 is 319823545.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 545129104 + 199809 = 23348^2 + 447^2 .

It is a cyclic number.

It is not a de Polignac number, because 545328913 - 2⁹ = 545328401 is a prime.

It is not a weakly prime, because it can be changed into another prime (545328923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272664456 + 272664457.

It is an arithmetic number, because the mean of its divisors is an integer number (272664457).

Almost surely, 2^545328913 is an apocalyptic number.

It is an amenable number.

545328913 is a deficient number, since it is larger than the sum of its proper divisors (1).

545328913 is an equidigital number, since it uses as much as digits as its factorization.

545328913 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 129600, while the sum is 40.

The square root of 545328913 is about 23352.2785397914. The cubic root of 545328913 is about 816.9952058854.

The spelling of 545328913 in words is "five hundred forty-five million, three hundred twenty-eight thousand, nine hundred thirteen".