123280438803 has 8 divisors (see below), whose sum is σ = 164725898688. Its totient is φ = 82010969064.

The previous prime is 123280438769. The next prime is 123280438847. The reversal of 123280438803 is 308834082321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 123280438803 - 2²⁸ = 123012003347 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123280438003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43995901 + ... + 43998702.

It is an arithmetic number, because the mean of its divisors is an integer number (20590737336).

Almost surely, 2^123280438803 is an apocalyptic number.

123280438803 is a deficient number, since it is larger than the sum of its proper divisors (41445459885).

123280438803 is an equidigital number, since it uses as much as digits as its factorization.

123280438803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87995073.

The product of its (nonzero) digits is 221184, while the sum is 42.

The spelling of 123280438803 in words is "one hundred twenty-three billion, two hundred eighty million, four hundred thirty-eight thousand, eight hundred three".