2541613049 has 2 divisors, whose sum is σ = 2541613050. Its totient is φ = 2541613048.

The previous prime is 2541613021. The next prime is 2541613079. The reversal of 2541613049 is 9403161452.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2212009024 + 329604025 = 47032^2 + 18155^2 .

It is a cyclic number.

It is not a de Polignac number, because 2541613049 - 2⁸ = 2541612793 is a prime.

It is not a weakly prime, because it can be changed into another prime (2541613079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1270806524 + 1270806525.

It is an arithmetic number, because the mean of its divisors is an integer number (1270806525).

Almost surely, 2^2541613049 is an apocalyptic number.

It is an amenable number.

2541613049 is a deficient number, since it is larger than the sum of its proper divisors (1).

2541613049 is an equidigital number, since it uses as much as digits as its factorization.

2541613049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 2541613049 is about 50414.4131077612. The cubic root of 2541613049 is about 1364.6977552258.

The spelling of 2541613049 in words is "two billion, five hundred forty-one million, six hundred thirteen thousand, forty-nine".