5133251243 has 2 divisors, whose sum is σ = 5133251244. Its totient is φ = 5133251242.

The previous prime is 5133251213. The next prime is 5133251293. The reversal of 5133251243 is 3421523315.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5133251243 - 2⁸ = 5133250987 is a prime.

It is a super-2 number, since 2×5133251243² = 52700536647522090098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5133251213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2566625621 + 2566625622.

It is an arithmetic number, because the mean of its divisors is an integer number (2566625622).

Almost surely, 2^5133251243 is an apocalyptic number.

5133251243 is a deficient number, since it is larger than the sum of its proper divisors (1).

5133251243 is an equidigital number, since it uses as much as digits as its factorization.

5133251243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10800, while the sum is 29.

The square root of 5133251243 is about 71646.7113201995. The cubic root of 5133251243 is about 1725.0333949146.

Adding to 5133251243 its reverse (3421523315), we get a palindrome (8554774558).

The spelling of 5133251243 in words is "five billion, one hundred thirty-three million, two hundred fifty-one thousand, two hundred forty-three".