1174891 has 2 divisors, whose sum is σ = 1174892. Its totient is φ = 1174890.

The previous prime is 1174883. The next prime is 1174897. The reversal of 1174891 is 1984711.

It is a strong prime.

It is an emirp because it is prime and its reverse (1984711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1174891 - 2³ = 1174883 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1174897) 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, 587445 + 587446.

It is an arithmetic number, because the mean of its divisors is an integer number (587446).

2^1174891 is an apocalyptic number.

1174891 is a deficient number, since it is larger than the sum of its proper divisors (1).

1174891 is an equidigital number, since it uses as much as digits as its factorization.

1174891 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2016, while the sum is 31.

The square root of 1174891 is about 1083.9238903170. The cubic root of 1174891 is about 105.5194516517.

The spelling of 1174891 in words is "one million, one hundred seventy-four thousand, eight hundred ninety-one".