5123233351523 has 8 divisors (see below), whose sum is σ = 5862238203648. Its totient is φ = 4386007092744.

The previous prime is 5123233351513. The next prime is 5123233351637. The reversal of 5123233351523 is 3251533323215.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5123233351523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5123233351513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 444642161 + ... + 444653682.

It is an arithmetic number, because the mean of its divisors is an integer number (732779775456).

Almost surely, 2^{5123233351523} is an apocalyptic number.

5123233351523 is a deficient number, since it is larger than the sum of its proper divisors (739004852125).

5123233351523 is an equidigital number, since it uses as much as digits as its factorization.

5123233351523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 889296673.

The product of its digits is 243000, while the sum is 38.

Adding to 5123233351523 its reverse (3251533323215), we get a palindrome (8374766674738).

The spelling of 5123233351523 in words is "five trillion, one hundred twenty-three billion, two hundred thirty-three million, three hundred fifty-one thousand, five hundred twenty-three".