5235205123 has 4 divisors (see below), whose sum is σ = 5235723648. Its totient is φ = 5234686600.

The previous prime is 5235205091. The next prime is 5235205177. The reversal of 5235205123 is 3215025325.

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 5235205123 - 2⁵ = 5235205091 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5235205091 and 5235205100.

It is not an unprimeable number, because it can be changed into a prime (5235202123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 243811 + ... + 264412.

It is an arithmetic number, because the mean of its divisors is an integer number (1308930912).

Almost surely, 2^5235205123 is an apocalyptic number.

5235205123 is a deficient number, since it is larger than the sum of its proper divisors (518525).

5235205123 is a wasteful number, since it uses less digits than its factorization.

5235205123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518524.

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 5235205123 is about 72354.7173513932. The cubic root of 5235205123 is about 1736.3791709790.

The spelling of 5235205123 in words is "five billion, two hundred thirty-five million, two hundred five thousand, one hundred twenty-three".