1001063 has 8 divisors (see below), whose sum is σ = 1158528. Its totient is φ = 847224.

The previous prime is 1001041. The next prime is 1001069. The reversal of 1001063 is 3601001.

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

It is not a de Polignac number, because 1001063 - 2⁶ = 1000999 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001069) 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, 281 + ... + 1442.

It is an arithmetic number, because the mean of its divisors is an integer number (144816).

2^1001063 is an apocalyptic number.

1001063 is a deficient number, since it is larger than the sum of its proper divisors (157465).

1001063 is an equidigital number, since it uses as much as digits as its factorization.

1001063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1813.

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 1001063 is about 1000.5313588289. The cubic root of 1001063 is about 100.0354207855.

Adding to 1001063 its reverse (3601001), we get a palindrome (4602064).

The spelling of 1001063 in words is "one million, one thousand, sixty-three".