5243443951 has 8 divisors (see below), whose sum is σ = 5401400400. Its totient is φ = 5087124672.

The previous prime is 5243443949. The next prime is 5243443981. The reversal of 5243443951 is 1593443425.

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 5243443951 - 2¹ = 5243443949 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5243443901) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 402790 + ... + 415603.

It is an arithmetic number, because the mean of its divisors is an integer number (675175050).

Almost surely, 2^5243443951 is an apocalyptic number.

5243443951 is a deficient number, since it is larger than the sum of its proper divisors (157956449).

5243443951 is a wasteful number, since it uses less digits than its factorization.

5243443951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 818585.

The product of its digits is 259200, while the sum is 40.

The square root of 5243443951 is about 72411.6285619927. The cubic root of 5243443951 is about 1737.2895607391.

The spelling of 5243443951 in words is "five billion, two hundred forty-three million, four hundred forty-three thousand, nine hundred fifty-one".