1091059 has 2 divisors, whose sum is σ = 1091060. Its totient is φ = 1091058.

The previous prime is 1091053. The next prime is 1091063. The reversal of 1091059 is 9501901.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1091059 is a prime.

It is not a weakly prime, because it can be changed into another prime (1091053) 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, 545529 + 545530.

It is an arithmetic number, because the mean of its divisors is an integer number (545530).

2^1091059 is an apocalyptic number.

1091059 is a deficient number, since it is larger than the sum of its proper divisors (1).

1091059 is an equidigital number, since it uses as much as digits as its factorization.

1091059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 405, while the sum is 25.

The square root of 1091059 is about 1044.5376967826. The cubic root of 1091059 is about 102.9475649785.

The spelling of 1091059 in words is "one million, ninety-one thousand, fifty-nine".