1114891 has 2 divisors, whose sum is σ = 1114892. Its totient is φ = 1114890.

The previous prime is 1114873. The next prime is 1114907. The reversal of 1114891 is 1984111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1114891 - 2⁵ = 1114859 is a prime.

It is equal to p₈₆₈₁₂ and since 1114891 and 86812 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (1114801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 557445 + 557446.

It is an arithmetic number, because the mean of its divisors is an integer number (557446).

2^1114891 is an apocalyptic number.

1114891 is a deficient number, since it is larger than the sum of its proper divisors (1).

1114891 is an equidigital number, since it uses as much as digits as its factorization.

1114891 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 288, while the sum is 25.

The square root of 1114891 is about 1055.8839898398. The cubic root of 1114891 is about 103.6917338682.

The spelling of 1114891 in words is "one million, one hundred fourteen thousand, eight hundred ninety-one".