41504121121 has 4 divisors (see below), whose sum is σ = 41505898752. Its totient is φ = 41502343492.

The previous prime is 41504121119. The next prime is 41504121133. The reversal of 41504121121 is 12112140514.

It is a happy number.

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 41504121121 - 2¹ = 41504121119 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 41504121092 and 41504121101.

It is not an unprimeable number, because it can be changed into a prime (41504121821) 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, 853321 + ... + 900646.

It is an arithmetic number, because the mean of its divisors is an integer number (10376474688).

Almost surely, 2^41504121121 is an apocalyptic number.

It is an amenable number.

41504121121 is a deficient number, since it is larger than the sum of its proper divisors (1777631).

41504121121 is a wasteful number, since it uses less digits than its factorization.

41504121121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1777630.

The product of its (nonzero) digits is 320, while the sum is 22.

Adding to 41504121121 its reverse (12112140514), we get a palindrome (53616261635).

The spelling of 41504121121 in words is "forty-one billion, five hundred four million, one hundred twenty-one thousand, one hundred twenty-one".