1022063 has 4 divisors (see below), whose sum is σ = 1168080. Its totient is φ = 876048.

The previous prime is 1022059. The next prime is 1022071. The reversal of 1022063 is 3602201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1022063 - 2² = 1022059 is a prime.

It is a super-2 number, since 2×1022063² = 2089225551938, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022033) 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 in 3 ways as a sum of consecutive naturals, for example, 72998 + ... + 73011.

It is an arithmetic number, because the mean of its divisors is an integer number (292020).

2^1022063 is an apocalyptic number.

1022063 is a deficient number, since it is larger than the sum of its proper divisors (146017).

1022063 is an equidigital number, since it uses as much as digits as its factorization.

1022063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146016.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 1022063 is about 1010.9713151222. The cubic root of 1022063 is about 100.7300900465.

Adding to 1022063 its reverse (3602201), we get a palindrome (4624264).

The spelling of 1022063 in words is "one million, twenty-two thousand, sixty-three".