5243443953 has 16 divisors (see below), whose sum is σ = 7640951232. Its totient is φ = 3171960000.

The previous prime is 5243443949. The next prime is 5243443981. The reversal of 5243443953 is 3593443425.

It is not a de Polignac number, because 5243443953 - 2² = 5243443949 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5243443993) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128998 + ... + 164703.

It is an arithmetic number, because the mean of its divisors is an integer number (477559452).

Almost surely, 2^5243443953 is an apocalyptic number.

It is an amenable number.

5243443953 is a deficient number, since it is larger than the sum of its proper divisors (2397507279).

5243443953 is a wasteful number, since it uses less digits than its factorization.

5243443953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294256.

The product of its digits is 777600, while the sum is 42.

The square root of 5243443953 is about 72411.6285758027. The cubic root of 5243443953 is about 1737.2895609600.

The spelling of 5243443953 in words is "five billion, two hundred forty-three million, four hundred forty-three thousand, nine hundred fifty-three".