8728503263 has 4 divisors (see below), whose sum is σ = 8738085408. Its totient is φ = 8718921120.

The previous prime is 8728503253. The next prime is 8728503269. The reversal of 8728503263 is 3623058278.

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 8728503263 - 2²⁴ = 8711726047 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 (8728503269) 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, 4789706 + ... + 4791527.

It is an arithmetic number, because the mean of its divisors is an integer number (2184521352).

Almost surely, 2^8728503263 is an apocalyptic number.

8728503263 is a deficient number, since it is larger than the sum of its proper divisors (9582145).

8728503263 is an equidigital number, since it uses as much as digits as its factorization.

8728503263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9582144.

The product of its (nonzero) digits is 483840, while the sum is 44.

The square root of 8728503263 is about 93426.4591162482. The cubic root of 8728503263 is about 2058.9537577667.

The spelling of 8728503263 in words is "eight billion, seven hundred twenty-eight million, five hundred three thousand, two hundred sixty-three".