1010663 has 4 divisors (see below), whose sum is σ = 1014000. Its totient is φ = 1007328.

The previous prime is 1010627. The next prime is 1010671. The reversal of 1010663 is 3660101.

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 1010663 - 2⁸ = 1010407 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 (1010623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1163 + ... + 1836.

It is an arithmetic number, because the mean of its divisors is an integer number (253500).

2^1010663 is an apocalyptic number.

1010663 is a deficient number, since it is larger than the sum of its proper divisors (3337).

1010663 is an equidigital number, since it uses as much as digits as its factorization.

1010663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3336.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1010663 is about 1005.3173628263. The cubic root of 1010663 is about 100.3541774358.

Adding to 1010663 its reverse (3660101), we get a palindrome (4670764).

The spelling of 1010663 in words is "one million, ten thousand, six hundred sixty-three".