545432311 has 2 divisors, whose sum is σ = 545432312. Its totient is φ = 545432310.

The previous prime is 545432299. The next prime is 545432323. The reversal of 545432311 is 113234545.

It is a balanced prime because it is at equal distance from previous prime (545432299) and next prime (545432323).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-545432311 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 545432311.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (545430311) 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 as a sum of consecutive naturals, namely, 272716155 + 272716156.

It is an arithmetic number, because the mean of its divisors is an integer number (272716156).

Almost surely, 2^545432311 is an apocalyptic number.

545432311 is a deficient number, since it is larger than the sum of its proper divisors (1).

545432311 is an equidigital number, since it uses as much as digits as its factorization.

545432311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7200, while the sum is 28.

The square root of 545432311 is about 23354.4923087615. The cubic root of 545432311 is about 817.0468385361.

Adding to 545432311 its reverse (113234545), we get a palindrome (658666856).

The spelling of 545432311 in words is "five hundred forty-five million, four hundred thirty-two thousand, three hundred eleven".