1051000663 has 4 divisors (see below), whose sum is σ = 1096696368. Its totient is φ = 1005304960.

The previous prime is 1051000661. The next prime is 1051000739. The reversal of 1051000663 is 3660001501.

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 1051000663 - 2¹ = 1051000661 is a prime.

It is a super-2 number, since 2×1051000663² = 2209204787252879138, 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 (1051000661) 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, 22847818 + ... + 22847863.

It is an arithmetic number, because the mean of its divisors is an integer number (274174092).

Almost surely, 2^1051000663 is an apocalyptic number.

1051000663 is a deficient number, since it is larger than the sum of its proper divisors (45695705).

1051000663 is an equidigital number, since it uses as much as digits as its factorization.

1051000663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45695704.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 1051000663 is about 32419.1403803370. The cubic root of 1051000663 is about 1016.7191337371.

The spelling of 1051000663 in words is "one billion, fifty-one million, six hundred sixty-three", and thus it is an aban number.