1022071 has 2 divisors, whose sum is σ = 1022072. Its totient is φ = 1022070.

The previous prime is 1022059. The next prime is 1022083. The reversal of 1022071 is 1702201.

It is a balanced prime because it is at equal distance from previous prime (1022059) and next prime (1022083).

It is a cyclic number.

It is not a de Polignac number, because 1022071 - 2¹¹ = 1020023 is a prime.

It is a nialpdrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1022011) 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, 511035 + 511036.

It is an arithmetic number, because the mean of its divisors is an integer number (511036).

2^1022071 is an apocalyptic number.

1022071 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022071 is an equidigital number, since it uses as much as digits as its factorization.

1022071 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 13.

The square root of 1022071 is about 1010.9752717055. The cubic root of 1022071 is about 100.7303528609.

Adding to 1022071 its reverse (1702201), we get a palindrome (2724272).

The spelling of 1022071 in words is "one million, twenty-two thousand, seventy-one".