2944541243 has 4 divisors (see below), whose sum is σ = 3365190000. Its totient is φ = 2523892488.

The previous prime is 2944541227. The next prime is 2944541291. The reversal of 2944541243 is 3421454492.

It is a happy number.

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 2944541243 - 2⁴ = 2944541227 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2944541197 and 2944541206.

It is not an unprimeable number, because it can be changed into a prime (2944541543) 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, 210324368 + ... + 210324381.

It is an arithmetic number, because the mean of its divisors is an integer number (841297500).

Almost surely, 2^2944541243 is an apocalyptic number.

2944541243 is a deficient number, since it is larger than the sum of its proper divisors (420648757).

2944541243 is an equidigital number, since it uses as much as digits as its factorization.

2944541243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420648756.

The product of its digits is 138240, while the sum is 38.

The square root of 2944541243 is about 54263.6272562017. The cubic root of 2944541243 is about 1433.3069736214.

The spelling of 2944541243 in words is "two billion, nine hundred forty-four million, five hundred forty-one thousand, two hundred forty-three".