123403053203 has 8 divisors (see below), whose sum is σ = 129951609600. Its totient is φ = 116859862728.

The previous prime is 123403053167. The next prime is 123403053217. The reversal of 123403053203 is 302350304321.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 123403053203 - 2¹⁴ = 123403036819 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123403053223) 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 7 ways as a sum of consecutive naturals, for example, 1294223 + ... + 1386296.

It is an arithmetic number, because the mean of its divisors is an integer number (16243951200).

Almost surely, 2^123403053203 is an apocalyptic number.

123403053203 is a deficient number, since it is larger than the sum of its proper divisors (6548556397).

123403053203 is a wasteful number, since it uses less digits than its factorization.

123403053203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2682961.

The product of its (nonzero) digits is 6480, while the sum is 26.

Adding to 123403053203 its reverse (302350304321), we get a palindrome (425753357524).

The spelling of 123403053203 in words is "one hundred twenty-three billion, four hundred three million, fifty-three thousand, two hundred three".