108431872603 has 4 divisors (see below), whose sum is σ = 108608760448. Its totient is φ = 108254984760.

The previous prime is 108431872573. The next prime is 108431872669. The reversal of 108431872603 is 306278134801.

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 108431872603 - 2¹⁷ = 108431741531 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 108431872603.

It is not an unprimeable number, because it can be changed into a prime (108431872693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88443003 + ... + 88444228.

It is an arithmetic number, because the mean of its divisors is an integer number (27152190112).

Almost surely, 2^108431872603 is an apocalyptic number.

108431872603 is a deficient number, since it is larger than the sum of its proper divisors (176887845).

108431872603 is an equidigital number, since it uses as much as digits as its factorization.

108431872603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176887844.

The product of its (nonzero) digits is 193536, while the sum is 43.

The spelling of 108431872603 in words is "one hundred eight billion, four hundred thirty-one million, eight hundred seventy-two thousand, six hundred three".