41122421 has 2 divisors, whose sum is σ = 41122422. Its totient is φ = 41122420.

The previous prime is 41122409. The next prime is 41122457. The reversal of 41122421 is 12422114.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33062500 + 8059921 = 5750^2 + 2839^2 .

It is a cyclic number.

It is not a de Polignac number, because 41122421 - 2²² = 36928117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 41122421.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41122481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20561210 + 20561211.

It is an arithmetic number, because the mean of its divisors is an integer number (20561211).

Almost surely, 2^41122421 is an apocalyptic number.

It is an amenable number.

41122421 is a deficient number, since it is larger than the sum of its proper divisors (1).

41122421 is an equidigital number, since it uses as much as digits as its factorization.

41122421 is an evil number, because the sum of its binary digits is even.

The product of its digits is 128, while the sum is 17.

The square root of 41122421 is about 6412.6765862626. The cubic root of 41122421 is about 345.1645815596.

Adding to 41122421 its reverse (12422114), we get a palindrome (53544535).

The spelling of 41122421 in words is "forty-one million, one hundred twenty-two thousand, four hundred twenty-one".