2543408841 has 8 divisors (see below), whose sum is σ = 3437667040. Its totient is φ = 1672378272.

The previous prime is 2543408827. The next prime is 2543408843. The reversal of 2543408841 is 1488043452.

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

It is not a de Polignac number, because 2543408841 - 2⁵ = 2543408809 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2543408841.

It is not an unprimeable number, because it can be changed into a prime (2543408843) 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, 5806651 + ... + 5807088.

It is an arithmetic number, because the mean of its divisors is an integer number (429708380).

Almost surely, 2^2543408841 is an apocalyptic number.

It is an amenable number.

2543408841 is a deficient number, since it is larger than the sum of its proper divisors (894258199).

2543408841 is a wasteful number, since it uses less digits than its factorization.

2543408841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11613815.

The product of its (nonzero) digits is 122880, while the sum is 39.

The square root of 2543408841 is about 50432.2202664130. The cubic root of 2543408841 is about 1365.0190913617.

The spelling of 2543408841 in words is "two billion, five hundred forty-three million, four hundred eight thousand, eight hundred forty-one".