611606117 has 2 divisors, whose sum is σ = 611606118. Its totient is φ = 611606116.

The previous prime is 611606113. The next prime is 611606129. The reversal of 611606117 is 711606116.

611606117 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 344250916 + 267355201 = 18554^2 + 16351^2 .

It is a cyclic number.

It is not a de Polignac number, because 611606117 - 2² = 611606113 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 611606117.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (611606113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305803058 + 305803059.

It is an arithmetic number, because the mean of its divisors is an integer number (305803059).

Almost surely, 2^611606117 is an apocalyptic number.

It is an amenable number.

611606117 is a deficient number, since it is larger than the sum of its proper divisors (1).

611606117 is an equidigital number, since it uses as much as digits as its factorization.

611606117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 29.

The square root of 611606117 is about 24730.6715840876. The cubic root of 611606117 is about 848.8362931169.

Subtracting 611606117 from its reverse (711606116), we obtain a palindrome (99999999).

The spelling of 611606117 in words is "six hundred eleven million, six hundred six thousand, one hundred seventeen".