41807205121 has 4 divisors (see below), whose sum is σ = 45607860144. Its totient is φ = 38006550100.

The previous prime is 41807205107. The next prime is 41807205149. The reversal of 41807205121 is 12150270814.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 41807205121 - 2²¹ = 41805107969 is a prime.

It is a Smith number, since the sum of its digits (31) 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 (41807205521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1900327495 + ... + 1900327516.

It is an arithmetic number, because the mean of its divisors is an integer number (11401965036).

Almost surely, 2^41807205121 is an apocalyptic number.

It is an amenable number.

41807205121 is a deficient number, since it is larger than the sum of its proper divisors (3800655023).

41807205121 is a wasteful number, since it uses less digits than its factorization.

41807205121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3800655022.

The product of its (nonzero) digits is 4480, while the sum is 31.

Adding to 41807205121 its reverse (12150270814), we get a palindrome (53957475935).

The spelling of 41807205121 in words is "forty-one billion, eight hundred seven million, two hundred five thousand, one hundred twenty-one".