545133019 has 2 divisors, whose sum is σ = 545133020. Its totient is φ = 545133018.

The previous prime is 545132993. The next prime is 545133041. The reversal of 545133019 is 910331545.

It is a happy number.

545133019 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-545133019 is a prime.

It is a super-2 number, since 2×545133019² = 594340016808108722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (545143019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272566509 + 272566510.

It is an arithmetic number, because the mean of its divisors is an integer number (272566510).

Almost surely, 2^545133019 is an apocalyptic number.

545133019 is a deficient number, since it is larger than the sum of its proper divisors (1).

545133019 is an equidigital number, since it uses as much as digits as its factorization.

545133019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8100, while the sum is 31.

The square root of 545133019 is about 23348.0838400071. The cubic root of 545133019 is about 816.8973666898.

The spelling of 545133019 in words is "five hundred forty-five million, one hundred thirty-three thousand, nineteen".