41023411421 has 2 divisors, whose sum is σ = 41023411422. Its totient is φ = 41023411420.

The previous prime is 41023411411. The next prime is 41023411453. The reversal of 41023411421 is 12411432014.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28093447321 + 12929964100 = 167611^2 + 113710^2 .

It is a cyclic number.

It is not a de Polignac number, because 41023411421 - 2²² = 41019217117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41023411411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20511705710 + 20511705711.

It is an arithmetic number, because the mean of its divisors is an integer number (20511705711).

Almost surely, 2^41023411421 is an apocalyptic number.

It is an amenable number.

41023411421 is a deficient number, since it is larger than the sum of its proper divisors (1).

41023411421 is an equidigital number, since it uses as much as digits as its factorization.

41023411421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 41023411421 its reverse (12411432014), we get a palindrome (53434843435).

The spelling of 41023411421 in words is "forty-one billion, twenty-three million, four hundred eleven thousand, four hundred twenty-one".