663052703 has 8 divisors (see below), whose sum is σ = 673395840. Its totient is φ = 652722840.

The previous prime is 663052673. The next prime is 663052711. The reversal of 663052703 is 307250366.

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

It is a cyclic number.

It is not a de Polignac number, because 663052703 - 2⁸ = 663052447 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 663052703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (663052603) 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, 154598 + ... + 158828.

It is an arithmetic number, because the mean of its divisors is an integer number (84174480).

Almost surely, 2^663052703 is an apocalyptic number.

663052703 is a deficient number, since it is larger than the sum of its proper divisors (10343137).

663052703 is a wasteful number, since it uses less digits than its factorization.

663052703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6637.

The product of its (nonzero) digits is 22680, while the sum is 32.

The square root of 663052703 is about 25749.8097662876. The cubic root of 663052703 is about 871.9990596846. Note that the first 3 decimals are identical.

The spelling of 663052703 in words is "six hundred sixty-three million, fifty-two thousand, seven hundred three".