5123125342 has 4 divisors (see below), whose sum is σ = 7684688016. Its totient is φ = 2561562670.

The previous prime is 5123125289. The next prime is 5123125351. The reversal of 5123125342 is 2435213215.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 5123125342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1280781334 + ... + 1280781337.

It is an arithmetic number, because the mean of its divisors is an integer number (1921172004).

Almost surely, 2^5123125342 is an apocalyptic number.

5123125342 is a deficient number, since it is larger than the sum of its proper divisors (2561562674).

5123125342 is a wasteful number, since it uses less digits than its factorization.

5123125342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2561562673.

The product of its digits is 7200, while the sum is 28.

The square root of 5123125342 is about 71576.0109394202. The cubic root of 5123125342 is about 1723.8983757565.

Adding to 5123125342 its reverse (2435213215), we get a palindrome (7558338557).

The spelling of 5123125342 in words is "five billion, one hundred twenty-three million, one hundred twenty-five thousand, three hundred forty-two".