5231540333 has 2 divisors, whose sum is σ = 5231540334. Its totient is φ = 5231540332.

The previous prime is 5231540311. The next prime is 5231540429. The reversal of 5231540333 is 3330451325.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5174356489 + 57183844 = 71933^2 + 7562^2 .

It is a cyclic number.

It is not a de Polignac number, because 5231540333 - 2⁶ = 5231540269 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5231540296 and 5231540305.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5236540333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2615770166 + 2615770167.

It is an arithmetic number, because the mean of its divisors is an integer number (2615770167).

Almost surely, 2^5231540333 is an apocalyptic number.

It is an amenable number.

5231540333 is a deficient number, since it is larger than the sum of its proper divisors (1).

5231540333 is an equidigital number, since it uses as much as digits as its factorization.

5231540333 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16200, while the sum is 29.

The square root of 5231540333 is about 72329.3877549091. The cubic root of 5231540333 is about 1735.9739050713.

Adding to 5231540333 its reverse (3330451325), we get a palindrome (8561991658).

The spelling of 5231540333 in words is "five billion, two hundred thirty-one million, five hundred forty thousand, three hundred thirty-three".