6423610503 has 4 divisors (see below), whose sum is σ = 8564814008. Its totient is φ = 4282407000.

The previous prime is 6423610493. The next prime is 6423610561. The reversal of 6423610503 is 3050163246.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 6423610503 - 2⁸ = 6423610247 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 (6423610103) 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, 1070601748 + ... + 1070601753.

It is an arithmetic number, because the mean of its divisors is an integer number (2141203502).

Almost surely, 2^6423610503 is an apocalyptic number.

6423610503 is a deficient number, since it is larger than the sum of its proper divisors (2141203505).

6423610503 is a wasteful number, since it uses less digits than its factorization.

6423610503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2141203504.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 6423610503 is about 80147.4297965942. The cubic root of 6423610503 is about 1858.9158617363.

Adding to 6423610503 its reverse (3050163246), we get a palindrome (9473773749).

The spelling of 6423610503 in words is "six billion, four hundred twenty-three million, six hundred ten thousand, five hundred three".