41121604121613 has 4 divisors (see below), whose sum is σ = 54828805495488. Its totient is φ = 27414402747740.

The previous prime is 41121604121567. The next prime is 41121604121639. The reversal of 41121604121613 is 31612140612114.

41121604121613 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 41121604121613 - 2⁸ = 41121604121357 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41121604121693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6853600686933 + ... + 6853600686938.

It is an arithmetic number, because the mean of its divisors is an integer number (13707201373872).

Almost surely, 2^{41121604121613} is an apocalyptic number.

It is an amenable number.

41121604121613 is a deficient number, since it is larger than the sum of its proper divisors (13707201373875).

41121604121613 is a wasteful number, since it uses less digits than its factorization.

41121604121613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13707201373874.

The product of its (nonzero) digits is 6912, while the sum is 33.

Adding to 41121604121613 its reverse (31612140612114), we get a palindrome (72733744733727).

The spelling of 41121604121613 in words is "forty-one trillion, one hundred twenty-one billion, six hundred four million, one hundred twenty-one thousand, six hundred thirteen".