4903663 has 4 divisors (see below), whose sum is σ = 4976920. Its totient is φ = 4830408.

The previous prime is 4903643. The next prime is 4903681. The reversal of 4903663 is 3663094.

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 4903663 - 2⁵ = 4903631 is a prime.

It is a d-powerful number, because it can be written as 4¹¹ + 9³ + 0 + 3¹¹ + 6 + 6² + 3¹² .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4903643) 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, 36528 + ... + 36661.

It is an arithmetic number, because the mean of its divisors is an integer number (1244230).

Almost surely, 2^4903663 is an apocalyptic number.

4903663 is a deficient number, since it is larger than the sum of its proper divisors (73257).

4903663 is an equidigital number, since it uses as much as digits as its factorization.

4903663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73256.

The product of its (nonzero) digits is 11664, while the sum is 31.

The square root of 4903663 is about 2214.4215949092. The cubic root of 4903663 is about 169.8922385105.

The spelling of 4903663 in words is "four million, nine hundred three thousand, six hundred sixty-three".