1122179 has 2 divisors, whose sum is σ = 1122180. Its totient is φ = 1122178.

The previous prime is 1122157. The next prime is 1122181. The reversal of 1122179 is 9712211.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1122179 is a prime.

Together with 1122181, 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 (1122139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561089 + 561090.

It is an arithmetic number, because the mean of its divisors is an integer number (561090).

2^1122179 is an apocalyptic number.

1122179 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122179 is an equidigital number, since it uses as much as digits as its factorization.

1122179 is an evil number, because the sum of its binary digits is even.

The product of its digits is 252, while the sum is 23.

The square root of 1122179 is about 1059.3295049228. The cubic root of 1122179 is about 103.9171862931.

The spelling of 1122179 in words is "one million, one hundred twenty-two thousand, one hundred seventy-nine".