2543348141 has 4 divisors (see below), whose sum is σ = 2552399484. Its totient is φ = 2534296800.

The previous prime is 2543348131. The next prime is 2543348201. The reversal of 2543348141 is 1418433452.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2155652041 + 387696100 = 46429^2 + 19690^2 .

It is a cyclic number.

It is not a de Polignac number, because 2543348141 - 2⁶ = 2543348077 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 (2543348131) 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 3 ways as a sum of consecutive naturals, for example, 4525250 + ... + 4525811.

It is an arithmetic number, because the mean of its divisors is an integer number (638099871).

Almost surely, 2^2543348141 is an apocalyptic number.

It is an amenable number.

2543348141 is a deficient number, since it is larger than the sum of its proper divisors (9051343).

2543348141 is an equidigital number, since it uses as much as digits as its factorization.

2543348141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9051342.

The product of its digits is 46080, while the sum is 35.

The square root of 2543348141 is about 50431.6184650067. The cubic root of 2543348141 is about 1365.0082322716.

The spelling of 2543348141 in words is "two billion, five hundred forty-three million, three hundred forty-eight thousand, one hundred forty-one".