1179427 has 2 divisors, whose sum is σ = 1179428. Its totient is φ = 1179426.

The previous prime is 1179421. The next prime is 1179467. The reversal of 1179427 is 7249711.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1179427 - 2³ = 1179419 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1179421) 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, 589713 + 589714.

It is an arithmetic number, because the mean of its divisors is an integer number (589714).

2^1179427 is an apocalyptic number.

1179427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1179427 is an equidigital number, since it uses as much as digits as its factorization.

1179427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3528, while the sum is 31.

The square root of 1179427 is about 1086.0142724661. The cubic root of 1179427 is about 105.6550731917.

Subtracting from 1179427 its sum of digits (31), we obtain a square (1179396 = 1086²).

The spelling of 1179427 in words is "one million, one hundred seventy-nine thousand, four hundred twenty-seven".