2541611899 has 2 divisors, whose sum is σ = 2541611900. Its totient is φ = 2541611898.

The previous prime is 2541611869. The next prime is 2541611953. The reversal of 2541611899 is 9981161452.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2541611899 is a prime.

It is not a weakly prime, because it can be changed into another prime (2541611869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1270805949 + 1270805950.

It is an arithmetic number, because the mean of its divisors is an integer number (1270805950).

Almost surely, 2^2541611899 is an apocalyptic number.

2541611899 is a deficient number, since it is larger than the sum of its proper divisors (1).

2541611899 is an equidigital number, since it uses as much as digits as its factorization.

2541611899 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 155520, while the sum is 46.

The square root of 2541611899 is about 50414.4017022914. The cubic root of 2541611899 is about 1364.6975493981.

The spelling of 2541611899 in words is "two billion, five hundred forty-one million, six hundred eleven thousand, eight hundred ninety-nine".