5403123300123 has 12 divisors (see below), whose sum is σ = 7832089216120. Its totient is φ = 3589353992736.

The previous prime is 5403123300083. The next prime is 5403123300151. The reversal of 5403123300123 is 3210033213045.

5403123300123 is a `hidden beast` number, since 5 + 4 + 0 + 312 + 330 + 0 + 12 + 3 = 666.

It is not a de Polignac number, because 5403123300123 - 2¹⁸ = 5403123037979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5403123300173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1060681258 + ... + 1060686351.

Almost surely, 2^{5403123300123} is an apocalyptic number.

5403123300123 is a deficient number, since it is larger than the sum of its proper divisors (2428965915997).

5403123300123 is a wasteful number, since it uses less digits than its factorization.

5403123300123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2121367898 (or 2121367895 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

Adding to 5403123300123 its reverse (3210033213045), we get a palindrome (8613156513168).

The spelling of 5403123300123 in words is "five trillion, four hundred three billion, one hundred twenty-three million, three hundred thousand, one hundred twenty-three".