1063263 has 4 divisors (see below), whose sum is σ = 1417688. Its totient is φ = 708840.

The previous prime is 1063243. The next prime is 1063273. The reversal of 1063263 is 3623601.

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

It is not a de Polignac number, because 1063263 - 2¹⁶ = 997727 is a prime.

It is a super-2 number, since 2×1063263² = 2261056414338, which contains 22 as substring.

It is a d-powerful number, because it can be written as 1 + 0 + 6² + 3¹² + 2⁷ + 6³ + 3¹² .

It is a D-number.

It is a Duffinian number.

1063263 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1063213) 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 in 3 ways as a sum of consecutive naturals, for example, 177208 + ... + 177213.

It is an arithmetic number, because the mean of its divisors is an integer number (354422).

2^1063263 is an apocalyptic number.

1063263 is a deficient number, since it is larger than the sum of its proper divisors (354425).

1063263 is an equidigital number, since it uses as much as digits as its factorization.

1063263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354424.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 1063263 is about 1031.1464493466. The cubic root of 1063263 is about 102.0657976080.

Adding to 1063263 its reverse (3623601), we get a palindrome (4686864).

It can be divided in two parts, 1063 and 263, that added together give a triangular number (1326 = T₅₁).

The spelling of 1063263 in words is "one million, sixty-three thousand, two hundred sixty-three".