5331231523 has 4 divisors (see below), whose sum is σ = 5354512240. Its totient is φ = 5307950808.

The previous prime is 5331231509. The next prime is 5331231539. The reversal of 5331231523 is 3251321335.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3251321335 = 5 ⋅650264267.

It is a cyclic number.

It is not a de Polignac number, because 5331231523 - 2⁹ = 5331231011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5331231491 and 5331231500.

It is not an unprimeable number, because it can be changed into a prime (5331231553) 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, 11640015 + ... + 11640472.

It is an arithmetic number, because the mean of its divisors is an integer number (1338628060).

Almost surely, 2^5331231523 is an apocalyptic number.

5331231523 is a deficient number, since it is larger than the sum of its proper divisors (23280717).

5331231523 is a wasteful number, since it uses less digits than its factorization.

5331231523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23280716.

The product of its digits is 8100, while the sum is 28.

The square root of 5331231523 is about 73015.2828043554. The cubic root of 5331231523 is about 1746.9313867605.

Adding to 5331231523 its reverse (3251321335), we get a palindrome (8582552858).

The spelling of 5331231523 in words is "five billion, three hundred thirty-one million, two hundred thirty-one thousand, five hundred twenty-three".