605025403 has 2 divisors, whose sum is σ = 605025404. Its totient is φ = 605025402.

The previous prime is 605025349. The next prime is 605025413. The reversal of 605025403 is 304520506.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 605025403 - 2²¹ = 602928251 is a prime.

It is not a weakly prime, because it can be changed into another prime (605025413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302512701 + 302512702.

It is an arithmetic number, because the mean of its divisors is an integer number (302512702).

Almost surely, 2^605025403 is an apocalyptic number.

605025403 is a deficient number, since it is larger than the sum of its proper divisors (1).

605025403 is an equidigital number, since it uses as much as digits as its factorization.

605025403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 605025403 is about 24597.2641364848. The cubic root of 605025403 is about 845.7808931507.

Adding to 605025403 its reverse (304520506), we get a palindrome (909545909).

The spelling of 605025403 in words is "six hundred five million, twenty-five thousand, four hundred three".