6423701903 has 4 divisors (see below), whose sum is σ = 6423862200. Its totient is φ = 6423541608.

The previous prime is 6423701899. The next prime is 6423701951. The reversal of 6423701903 is 3091073246.

It is a Cunningham number, because it is equal to 80148²-1.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 6423701903 - 2² = 6423701899 is a prime.

It is a super-2 number, since 2×6423701903² = 82527892277211642818, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6423701953) 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, 40073 + ... + 120221.

It is an arithmetic number, because the mean of its divisors is an integer number (1605965550).

Almost surely, 2^6423701903 is an apocalyptic number.

6423701903 is a deficient number, since it is larger than the sum of its proper divisors (160297).

6423701903 is an equidigital number, since it uses as much as digits as its factorization.

6423701903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160296.

The product of its (nonzero) digits is 27216, while the sum is 35.

The square root of 6423701903 is about 80147.9999937615. Note that the first 5 decimals coincide. The cubic root of 6423701903 is about 1858.9246783826.

The spelling of 6423701903 in words is "six billion, four hundred twenty-three million, seven hundred one thousand, nine hundred three".