1169879 has 2 divisors, whose sum is σ = 1169880. Its totient is φ = 1169878.

The previous prime is 1169873. The next prime is 1169899. The reversal of 1169879 is 9789611.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1169879 - 2¹⁶ = 1104343 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1169873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 584939 + 584940.

It is an arithmetic number, because the mean of its divisors is an integer number (584940).

2^1169879 is an apocalyptic number.

1169879 is a deficient number, since it is larger than the sum of its proper divisors (1).

1169879 is an equidigital number, since it uses as much as digits as its factorization.

1169879 is an odious number, because the sum of its binary digits is odd.

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

The square root of 1169879 is about 1081.6094489232. The cubic root of 1169879 is about 105.3691916673.

It can be divided in two parts, 1169 and 879, that added together give a 11-th power (2048 = 2¹¹).

The spelling of 1169879 in words is "one million, one hundred sixty-nine thousand, eight hundred seventy-nine".