5105123163 has 24 divisors (see below), whose sum is σ = 8599500000. Its totient is φ = 2917211472.

The previous prime is 5105123143. The next prime is 5105123173. The reversal of 5105123163 is 3613215015.

It is not a de Polignac number, because 5105123163 - 2⁵ = 5105123131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5105123143) 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 23 ways as a sum of consecutive naturals, for example, 823788 + ... + 829961.

It is an arithmetic number, because the mean of its divisors is an integer number (358312500).

Almost surely, 2^5105123163 is an apocalyptic number.

5105123163 is a deficient number, since it is larger than the sum of its proper divisors (3494376837).

5105123163 is a wasteful number, since it uses less digits than its factorization.

5105123163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1653776 (or 1653759 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 5105123163 is about 71450.1445974744. The cubic root of 5105123163 is about 1721.8768006248.

Adding to 5105123163 its reverse (3613215015), we get a palindrome (8718338178).

The spelling of 5105123163 in words is "five billion, one hundred five million, one hundred twenty-three thousand, one hundred sixty-three".