1091053 has 2 divisors, whose sum is σ = 1091054. Its totient is φ = 1091052.

The previous prime is 1091047. The next prime is 1091059. The reversal of 1091053 is 3501901.

It is a balanced prime because it is at equal distance from previous prime (1091047) and next prime (1091059).

It can be written as a sum of positive squares in only one way, i.e., 779689 + 311364 = 883^2 + 558^2 .

It is a cyclic number.

It is not a de Polignac number, because 1091053 - 2⁵ = 1091021 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1091053.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1091059) 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, 545526 + 545527.

It is an arithmetic number, because the mean of its divisors is an integer number (545527).

2^1091053 is an apocalyptic number.

It is an amenable number.

1091053 is a deficient number, since it is larger than the sum of its proper divisors (1).

1091053 is an equidigital number, since it uses as much as digits as its factorization.

1091053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 135, while the sum is 19.

The square root of 1091053 is about 1044.5348246947. The cubic root of 1091053 is about 102.9473762669.

Adding to 1091053 its reverse (3501901), we get a palindrome (4592954).

The spelling of 1091053 in words is "one million, ninety-one thousand, fifty-three".