2543683441 has 8 divisors (see below), whose sum is σ = 2740392704. Its totient is φ = 2347122960.

The previous prime is 2543683433. The next prime is 2543683489. The reversal of 2543683441 is 1443863452.

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

It is not a de Polignac number, because 2543683441 - 2³ = 2543683433 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2543683394 and 2543683403.

It is not an unprimeable number, because it can be changed into a prime (2543683421) 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, 321 + ... + 71326.

It is an arithmetic number, because the mean of its divisors is an integer number (342549088).

Almost surely, 2^2543683441 is an apocalyptic number.

It is an amenable number.

2543683441 is a deficient number, since it is larger than the sum of its proper divisors (196709263).

2543683441 is a wasteful number, since it uses less digits than its factorization.

2543683441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74391.

The product of its digits is 276480, while the sum is 40.

The square root of 2543683441 is about 50434.9426588353. The cubic root of 2543683441 is about 1365.0682145106.

The spelling of 2543683441 in words is "two billion, five hundred forty-three million, six hundred eighty-three thousand, four hundred forty-one".