545501347 has 2 divisors, whose sum is σ = 545501348. Its totient is φ = 545501346.

The previous prime is 545501329. The next prime is 545501371. The reversal of 545501347 is 743105545.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 545501347 - 2¹¹ = 545499299 is a prime.

It is not a weakly prime, because it can be changed into another prime (545501377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272750673 + 272750674.

It is an arithmetic number, because the mean of its divisors is an integer number (272750674).

Almost surely, 2^545501347 is an apocalyptic number.

545501347 is a deficient number, since it is larger than the sum of its proper divisors (1).

545501347 is an equidigital number, since it uses as much as digits as its factorization.

545501347 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42000, while the sum is 34.

The square root of 545501347 is about 23355.9702645812. The cubic root of 545501347 is about 817.0813086037.

The spelling of 545501347 in words is "five hundred forty-five million, five hundred one thousand, three hundred forty-seven".