5123234638 has 8 divisors (see below), whose sum is σ = 7725087360. Its totient is φ = 2548205520.

The previous prime is 5123234593. The next prime is 5123234647. The reversal of 5123234638 is 8364323215.

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

It is a junction number, because it is equal to n+sod(n) for n = 5123234597 and 5123234606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6705423 + ... + 6706186.

It is an arithmetic number, because the mean of its divisors is an integer number (965635920).

Almost surely, 2^5123234638 is an apocalyptic number.

5123234638 is a deficient number, since it is larger than the sum of its proper divisors (2601852722).

5123234638 is a wasteful number, since it uses less digits than its factorization.

5123234638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13411802.

The product of its digits is 103680, while the sum is 37.

The square root of 5123234638 is about 71576.7744313754. The cubic root of 5123234638 is about 1723.9106348005.

It can be divided in two parts, 512323 and 4638, that added together give a square (516961 = 719²).

The spelling of 5123234638 in words is "five billion, one hundred twenty-three million, two hundred thirty-four thousand, six hundred thirty-eight".