5158198543 has 4 divisors (see below), whose sum is σ = 5216155920. Its totient is φ = 5100241168.

The previous prime is 5158198511. The next prime is 5158198547. The reversal of 5158198543 is 3458918515.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5158198543 - 2⁵ = 5158198511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5158198547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28978555 + ... + 28978732.

It is an arithmetic number, because the mean of its divisors is an integer number (1304038980).

Almost surely, 2^5158198543 is an apocalyptic number.

5158198543 is a deficient number, since it is larger than the sum of its proper divisors (57957377).

5158198543 is an equidigital number, since it uses as much as digits as its factorization.

5158198543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57957376.

The product of its digits is 864000, while the sum is 49.

The square root of 5158198543 is about 71820.5997120603. The cubic root of 5158198543 is about 1727.8234004078.

The spelling of 5158198543 in words is "five billion, one hundred fifty-eight million, one hundred ninety-eight thousand, five hundred forty-three".