1170779 has 2 divisors, whose sum is σ = 1170780. Its totient is φ = 1170778.

The previous prime is 1170751. The next prime is 1170781. The reversal of 1170779 is 9770711.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (9770711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1170779 - 2⁸ = 1170523 is a prime.

Together with 1170781, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1170709) 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, 585389 + 585390.

It is an arithmetic number, because the mean of its divisors is an integer number (585390).

2^1170779 is an apocalyptic number.

1170779 is a deficient number, since it is larger than the sum of its proper divisors (1).

1170779 is an equidigital number, since it uses as much as digits as its factorization.

1170779 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3087, while the sum is 32.

The square root of 1170779 is about 1082.0254155980. The cubic root of 1170779 is about 105.3962052771.

The spelling of 1170779 in words is "one million, one hundred seventy thousand, seven hundred seventy-nine".