499563403 has 4 divisors (see below), whose sum is σ = 502354440. Its totient is φ = 496772368.

The previous prime is 499563401. The next prime is 499563413. The reversal of 499563403 is 304365994.

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 499563403 - 2¹ = 499563401 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 499563403.

It is not an unprimeable number, because it can be changed into a prime (499563401) 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, 1395250 + ... + 1395607.

It is an arithmetic number, because the mean of its divisors is an integer number (125588610).

Almost surely, 2^499563403 is an apocalyptic number.

499563403 is a deficient number, since it is larger than the sum of its proper divisors (2791037).

499563403 is a wasteful number, since it uses less digits than its factorization.

499563403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2791036.

The product of its (nonzero) digits is 349920, while the sum is 43.

The square root of 499563403 is about 22350.9150371970. The cubic root of 499563403 is about 793.4694405312.

The spelling of 499563403 in words is "four hundred ninety-nine million, five hundred sixty-three thousand, four hundred three".