5243221245 has 32 divisors (see below), whose sum is σ = 8604046080. Its totient is φ = 2724917760.

The previous prime is 5243221237. The next prime is 5243221261. The reversal of 5243221245 is 5421223425.

It is not a de Polignac number, because 5243221245 - 2³ = 5243221237 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 560547 + ... + 569823.

It is an arithmetic number, because the mean of its divisors is an integer number (268876440).

Almost surely, 2^5243221245 is an apocalyptic number.

It is an amenable number.

5243221245 is a deficient number, since it is larger than the sum of its proper divisors (3360824835).

5243221245 is a wasteful number, since it uses less digits than its factorization.

5243221245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10245.

The product of its digits is 19200, while the sum is 30.

The square root of 5243221245 is about 72410.0907677929. The cubic root of 5243221245 is about 1737.2649642913.

The spelling of 5243221245 in words is "five billion, two hundred forty-three million, two hundred twenty-one thousand, two hundred forty-five".