41298181 has 4 divisors (see below), whose sum is σ = 41575500. Its totient is φ = 41020864.

The previous prime is 41298167. The next prime is 41298221. The reversal of 41298181 is 18189214.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 18189214 = 2 ⋅9094607.

It can be written as a sum of positive squares in 2 ways, for example, as 12040900 + 29257281 = 3470^2 + 5409^2 .

It is a cyclic number.

It is not a de Polignac number, because 41298181 - 2¹¹ = 41296133 is a prime.

It is a super-2 number, since 2×41298181² = 3411079507817522, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41298161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138436 + ... + 138733.

It is an arithmetic number, because the mean of its divisors is an integer number (10393875).

Almost surely, 2^41298181 is an apocalyptic number.

It is an amenable number.

41298181 is a deficient number, since it is larger than the sum of its proper divisors (277319).

41298181 is a wasteful number, since it uses less digits than its factorization.

41298181 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277318.

The product of its digits is 4608, while the sum is 34.

The square root of 41298181 is about 6426.3660804532. The cubic root of 41298181 is about 345.6556348557.

The spelling of 41298181 in words is "forty-one million, two hundred ninety-eight thousand, one hundred eighty-one".