545120003 has 2 divisors, whose sum is σ = 545120004. Its totient is φ = 545120002.

The previous prime is 545119979. The next prime is 545120029. The reversal of 545120003 is 300021545.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 545120003 - 2¹⁰ = 545118979 is a prime.

It is not a weakly prime, because it can be changed into another prime (545120063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272560001 + 272560002.

It is an arithmetic number, because the mean of its divisors is an integer number (272560002).

Almost surely, 2^545120003 is an apocalyptic number.

545120003 is a deficient number, since it is larger than the sum of its proper divisors (1).

545120003 is an equidigital number, since it uses as much as digits as its factorization.

545120003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 545120003 is about 23347.8051002658. The cubic root of 545120003 is about 816.8908650224.

Adding to 545120003 its reverse (300021545), we get a palindrome (845141548).

The spelling of 545120003 in words is "five hundred forty-five million, one hundred twenty thousand, three".