9611879 has 2 divisors, whose sum is σ = 9611880. Its totient is φ = 9611878.

The previous prime is 9611873. The next prime is 9611881. The reversal of 9611879 is 9781169.

It is a happy number.

9611879 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9611879 - 2¹² = 9607783 is a prime.

It is a Sophie Germain prime.

Together with 9611881, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9611873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4805939 + 4805940.

It is an arithmetic number, because the mean of its divisors is an integer number (4805940).

Almost surely, 2^9611879 is an apocalyptic number.

9611879 is a deficient number, since it is larger than the sum of its proper divisors (1).

9611879 is an equidigital number, since it uses as much as digits as its factorization.

9611879 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27216, while the sum is 41.

The square root of 9611879 is about 3100.3030497034. The cubic root of 9611879 is about 212.6193396562.

Adding to 9611879 its sum of digits (41), we get a triangular number (9611920 = T₄₃₈₄).

The spelling of 9611879 in words is "nine million, six hundred eleven thousand, eight hundred seventy-nine".