2541945417 has 16 divisors (see below), whose sum is σ = 3914868672. Its totient is φ = 1449950720.

The previous prime is 2541945401. The next prime is 2541945443. The reversal of 2541945417 is 7145491452.

It is a cyclic number.

It is not a de Polignac number, because 2541945417 - 2⁴ = 2541945401 is a prime.

It is a super-2 number, since 2×2541945417² = 12922973006014607778, which contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (2541945017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2264988 + ... + 2266109.

It is an arithmetic number, because the mean of its divisors is an integer number (244679292).

Almost surely, 2^2541945417 is an apocalyptic number.

It is an amenable number.

2541945417 is a deficient number, since it is larger than the sum of its proper divisors (1372923255).

2541945417 is a wasteful number, since it uses less digits than its factorization.

2541945417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4531128.

The product of its digits is 201600, while the sum is 42.

The square root of 2541945417 is about 50417.7093589148. The cubic root of 2541945417 is about 1364.7572400338.

The spelling of 2541945417 in words is "two billion, five hundred forty-one million, nine hundred forty-five thousand, four hundred seventeen".