5251231333 has 8 divisors (see below), whose sum is σ = 5411528640. Its totient is φ = 5092468320.

The previous prime is 5251231291. The next prime is 5251231367. The reversal of 5251231333 is 3331321525.

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

It is a cyclic number.

It is not a de Polignac number, because 5251231333 - 2²¹ = 5249134181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5251237333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 376623 + ... + 390316.

It is an arithmetic number, because the mean of its divisors is an integer number (676441080).

Almost surely, 2^5251231333 is an apocalyptic number.

It is an amenable number.

5251231333 is a deficient number, since it is larger than the sum of its proper divisors (160297307).

5251231333 is a wasteful number, since it uses less digits than its factorization.

5251231333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 767147.

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

The square root of 5251231333 is about 72465.3802377384. The cubic root of 5251231333 is about 1738.1491894826.

Adding to 5251231333 its reverse (3331321525), we get a palindrome (8582552858).

It can be divided in two parts, 52512 and 31333, that added together give a triangular number (83845 = T₄₀₉).

The spelling of 5251231333 in words is "five billion, two hundred fifty-one million, two hundred thirty-one thousand, three hundred thirty-three".