2542444811 has 2 divisors, whose sum is σ = 2542444812. Its totient is φ = 2542444810.

The previous prime is 2542444799. The next prime is 2542444813. The reversal of 2542444811 is 1184442452.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2542444811 - 2⁶ = 2542444747 is a prime.

Together with 2542444813, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2542444813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1271222405 + 1271222406.

It is an arithmetic number, because the mean of its divisors is an integer number (1271222406).

Almost surely, 2^2542444811 is an apocalyptic number.

2542444811 is a deficient number, since it is larger than the sum of its proper divisors (1).

2542444811 is an equidigital number, since it uses as much as digits as its factorization.

2542444811 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40960, while the sum is 35.

The square root of 2542444811 is about 50422.6616810339. The cubic root of 2542444811 is about 1364.8466081932.

The spelling of 2542444811 in words is "two billion, five hundred forty-two million, four hundred forty-four thousand, eight hundred eleven".