605242051 has 4 divisors (see below), whose sum is σ = 613533112. Its totient is φ = 596950992.

The previous prime is 605242037. The next prime is 605242067. The reversal of 605242051 is 150242506.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 605242051 - 2⁵ = 605242019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (605272051) 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 in 3 ways as a sum of consecutive naturals, for example, 4145421 + ... + 4145566.

It is an arithmetic number, because the mean of its divisors is an integer number (153383278).

Almost surely, 2^605242051 is an apocalyptic number.

605242051 is a deficient number, since it is larger than the sum of its proper divisors (8291061).

605242051 is an equidigital number, since it uses as much as digits as its factorization.

605242051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8291060.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 605242051 is about 24601.6676467267. The cubic root of 605242051 is about 845.8818337455.

Adding to 605242051 its reverse (150242506), we get a palindrome (755484557).

The spelling of 605242051 in words is "six hundred five million, two hundred forty-two thousand, fifty-one".