1263063 has 8 divisors (see below), whose sum is σ = 1772800. Its totient is φ = 797688.

The previous prime is 1263047. The next prime is 1263071. The reversal of 1263063 is 3603621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1263063 - 2⁴ = 1263047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1263263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11023 + ... + 11136.

It is an arithmetic number, because the mean of its divisors is an integer number (221600).

2^1263063 is an apocalyptic number.

1263063 is a deficient number, since it is larger than the sum of its proper divisors (509737).

1263063 is a wasteful number, since it uses less digits than its factorization.

1263063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22181.

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

The square root of 1263063 is about 1123.8607564997. The cubic root of 1263063 is about 108.0956799559.

Adding to 1263063 its reverse (3603621), we get a palindrome (4866684).

The spelling of 1263063 in words is "one million, two hundred sixty-three thousand, sixty-three".