41340113021 has 4 divisors (see below), whose sum is σ = 41345120700. Its totient is φ = 41335105344.

The previous prime is 41340112997. The next prime is 41340113051. The reversal of 41340113021 is 12031104314.

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 36000888121 + 5339224900 = 189739^2 + 73070^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41340113021 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 41340112984 and 41340113002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41340113051) 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, 2491436 + ... + 2507973.

It is an arithmetic number, because the mean of its divisors is an integer number (10336280175).

Almost surely, 2^41340113021 is an apocalyptic number.

It is an amenable number.

41340113021 is a deficient number, since it is larger than the sum of its proper divisors (5007679).

41340113021 is an equidigital number, since it uses as much as digits as its factorization.

41340113021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5007678.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 41340113021 its reverse (12031104314), we get a palindrome (53371217335).

The spelling of 41340113021 in words is "forty-one billion, three hundred forty million, one hundred thirteen thousand, twenty-one".