2541774161 has 16 divisors (see below), whose sum is σ = 2637412800. Its totient is φ = 2448024768.

The previous prime is 2541774143. The next prime is 2541774173. The reversal of 2541774161 is 1614771452.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2541774161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2541779161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1062755 + ... + 1065143.

It is an arithmetic number, because the mean of its divisors is an integer number (164838300).

Almost surely, 2^2541774161 is an apocalyptic number.

It is an amenable number.

2541774161 is a deficient number, since it is larger than the sum of its proper divisors (95638639).

2541774161 is a wasteful number, since it uses less digits than its factorization.

2541774161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2768.

The product of its digits is 47040, while the sum is 38.

The square root of 2541774161 is about 50416.0109588214. The cubic root of 2541774161 is about 1364.7265905277.

The spelling of 2541774161 in words is "two billion, five hundred forty-one million, seven hundred seventy-four thousand, one hundred sixty-one".