5143540643 has 8 divisors (see below), whose sum is σ = 5179866000. Its totient is φ = 5107239648.

The previous prime is 5143540637. The next prime is 5143540687. The reversal of 5143540643 is 3460453415.

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 5143540643 - 2⁸ = 5143540387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5143540693) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 700073 + ... + 707381.

It is an arithmetic number, because the mean of its divisors is an integer number (647483250).

Almost surely, 2^5143540643 is an apocalyptic number.

5143540643 is a deficient number, since it is larger than the sum of its proper divisors (36325357).

5143540643 is a wasteful number, since it uses less digits than its factorization.

5143540643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12181.

The product of its (nonzero) digits is 86400, while the sum is 35.

The square root of 5143540643 is about 71718.4818788016. The cubic root of 5143540643 is about 1726.1852128388.

The spelling of 5143540643 in words is "five billion, one hundred forty-three million, five hundred forty thousand, six hundred forty-three".