41345123421 has 24 divisors (see below), whose sum is σ = 64153957824. Its totient is φ = 23615901120.

The previous prime is 41345123353. The next prime is 41345123441. The reversal of 41345123421 is 12432154314.

It is not a de Polignac number, because 41345123421 - 2⁷ = 41345123293 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41345123441) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 301216 + ... + 416438.

It is an arithmetic number, because the mean of its divisors is an integer number (2673081576).

Almost surely, 2^41345123421 is an apocalyptic number.

It is an amenable number.

41345123421 is a deficient number, since it is larger than the sum of its proper divisors (22808834403).

41345123421 is a wasteful number, since it uses less digits than its factorization.

41345123421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117681 (or 117674 counting only the distinct ones).

The product of its digits is 11520, while the sum is 30.

Adding to 41345123421 its reverse (12432154314), we get a palindrome (53777277735).

The spelling of 41345123421 in words is "forty-one billion, three hundred forty-five million, one hundred twenty-three thousand, four hundred twenty-one".