5143545861 has 8 divisors (see below), whose sum is σ = 7043414304. Its totient is φ = 3336354000.

The previous prime is 5143545809. The next prime is 5143545877. The reversal of 5143545861 is 1685453415.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5143545861 - 2⁹ = 5143545349 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5143545661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23169015 + ... + 23169236.

It is an arithmetic number, because the mean of its divisors is an integer number (880426788).

Almost surely, 2^5143545861 is an apocalyptic number.

It is an amenable number.

5143545861 is a deficient number, since it is larger than the sum of its proper divisors (1899868443).

5143545861 is a wasteful number, since it uses less digits than its factorization.

5143545861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46338291.

The product of its digits is 288000, while the sum is 42.

The square root of 5143545861 is about 71718.5182571419. The cubic root of 5143545861 is about 1726.1857965632.

The spelling of 5143545861 in words is "five billion, one hundred forty-three million, five hundred forty-five thousand, eight hundred sixty-one".