605111061 has 16 divisors (see below), whose sum is σ = 840302208. Its totient is φ = 386971200.

The previous prime is 605111057. The next prime is 605111081. The reversal of 605111061 is 160111506.

It is not a de Polignac number, because 605111061 - 2² = 605111057 is a prime.

It is a super-2 number, since 2×605111061² = 732318792289091442, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (605111011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30510 + ... + 46271.

It is an arithmetic number, because the mean of its divisors is an integer number (52518888).

Almost surely, 2^605111061 is an apocalyptic number.

It is an amenable number.

605111061 is a deficient number, since it is larger than the sum of its proper divisors (235191147).

605111061 is a wasteful number, since it uses less digits than its factorization.

605111061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76892.

The product of its (nonzero) digits is 180, while the sum is 21.

The square root of 605111061 is about 24599.0052847671. The cubic root of 605111061 is about 845.8208057894.

Adding to 605111061 its reverse (160111506), we get a palindrome (765222567).

The spelling of 605111061 in words is "six hundred five million, one hundred eleven thousand, sixty-one".