5133550243 has 2 divisors, whose sum is σ = 5133550244. Its totient is φ = 5133550242.

The previous prime is 5133550189. The next prime is 5133550291. The reversal of 5133550243 is 3420553315.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5133550243 is a prime.

It is not a weakly prime, because it can be changed into another prime (5133550943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2566775121 + 2566775122.

It is an arithmetic number, because the mean of its divisors is an integer number (2566775122).

Almost surely, 2^5133550243 is an apocalyptic number.

5133550243 is a deficient number, since it is larger than the sum of its proper divisors (1).

5133550243 is an equidigital number, since it uses as much as digits as its factorization.

5133550243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27000, while the sum is 31.

The square root of 5133550243 is about 71648.7979173412. The cubic root of 5133550243 is about 1725.0668873315.

The spelling of 5133550243 in words is "five billion, one hundred thirty-three million, five hundred fifty thousand, two hundred forty-three".