2541748043 has 4 divisors (see below), whose sum is σ = 2541852600. Its totient is φ = 2541643488.

The previous prime is 2541748037. The next prime is 2541748049. The reversal of 2541748043 is 3408471452.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is an interprime number because it is at equal distance from previous prime (2541748037) and next prime (2541748049).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2541748043 is a prime.

It is a super-2 number, since 2×2541748043² = 12920966228188659698, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2541747988 and 2541748006.

It is not an unprimeable number, because it can be changed into a prime (2541748049) 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, 5396 + ... + 71502.

It is an arithmetic number, because the mean of its divisors is an integer number (635463150).

Almost surely, 2^2541748043 is an apocalyptic number.

2541748043 is a deficient number, since it is larger than the sum of its proper divisors (104557).

2541748043 is an equidigital number, since it uses as much as digits as its factorization.

2541748043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104556.

The product of its (nonzero) digits is 107520, while the sum is 38.

The square root of 2541748043 is about 50415.7519332996. The cubic root of 2541748043 is about 1364.7219160957.

The spelling of 2541748043 in words is "two billion, five hundred forty-one million, seven hundred forty-eight thousand, forty-three".