1167139 has 2 divisors, whose sum is σ = 1167140. Its totient is φ = 1167138.

The previous prime is 1167083. The next prime is 1167143. The reversal of 1167139 is 9317611.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1167139 - 2⁷ = 1167011 is a prime.

It is a Chen prime.

1167139 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (1167539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 583569 + 583570.

It is an arithmetic number, because the mean of its divisors is an integer number (583570).

2^1167139 is an apocalyptic number.

1167139 is a deficient number, since it is larger than the sum of its proper divisors (1).

1167139 is an equidigital number, since it uses as much as digits as its factorization.

1167139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1134, while the sum is 28.

The square root of 1167139 is about 1080.3420754557. The cubic root of 1167139 is about 105.2868648402.

The spelling of 1167139 in words is "one million, one hundred sixty-seven thousand, one hundred thirty-nine".