41424040121 has 4 divisors (see below), whose sum is σ = 41426368500. Its totient is φ = 41421711744.

The previous prime is 41424040079. The next prime is 41424040159. The reversal of 41424040121 is 12104042414.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 35972432896 + 5451607225 = 189664^2 + 73835^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41424040121 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (41424040321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1137296 + ... + 1173153.

It is an arithmetic number, because the mean of its divisors is an integer number (10356592125).

Almost surely, 2^41424040121 is an apocalyptic number.

It is an amenable number.

41424040121 is a deficient number, since it is larger than the sum of its proper divisors (2328379).

41424040121 is a wasteful number, since it uses less digits than its factorization.

41424040121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2328378.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 41424040121 its reverse (12104042414), we get a palindrome (53528082535).

The spelling of 41424040121 in words is "forty-one billion, four hundred twenty-four million, forty thousand, one hundred twenty-one".