1122071 has 2 divisors, whose sum is σ = 1122072.
Its totient is φ = 1122070.
The previous prime is 1122053. The next prime is 1122089. The reversal of 1122071 is 1702211.
Adding to 1122071 its reverse (1702211), we get a palindrome (2824282).
It is a balanced prime because it is at equal distance from previous prime (1122053) and next prime (1122089).
It is a cyclic number.
It is not a de Polignac number, because 1122071 - 210 = 1121047 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1122001) 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, 561035 + 561036.
It is an arithmetic number, because the mean of its divisors is an integer number (561036).
21122071 is an apocalyptic number.
1122071 is a deficient number, since it is larger than the sum of its proper divisors (1).
1122071 is an equidigital number, since it uses as much as digits as its factorization.
1122071 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 28, while the sum is 14.
The square root of 1122071 is about 1059.2785280558.
The cubic root of 1122071 is about 103.9138524767.
The spelling of 1122071 in words is "one million, one hundred twenty-two thousand, seventy-one".