41216401 has 2 divisors, whose sum is σ = 41216402. Its totient is φ = 41216400.

The previous prime is 41216363. The next prime is 41216407. The reversal of 41216401 is 10461214.

41216401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Cunningham number, because it is equal to 6420²+1.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41216400 + 1 = 6420^2 + 1^2 .

It is a cyclic number.

It is not a de Polignac number, because 41216401 - 2¹¹ = 41214353 is a prime.

It is a super-2 number, since 2×41216401² = 3397583422785602, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (41216407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20608200 + 20608201.

It is an arithmetic number, because the mean of its divisors is an integer number (20608201).

Almost surely, 2^41216401 is an apocalyptic number.

It is an amenable number.

41216401 is a deficient number, since it is larger than the sum of its proper divisors (1).

41216401 is an equidigital number, since it uses as much as digits as its factorization.

41216401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 41216401 is about 6420.0000778816. Note that the first 4 decimals coincide. The cubic root of 41216401 is about 345.4273245801.

Adding to 41216401 its reverse (10461214), we get a palindrome (51677615).

The spelling of 41216401 in words is "forty-one million, two hundred sixteen thousand, four hundred one".