40410961 has 2 divisors, whose sum is σ = 40410962. Its totient is φ = 40410960.

The previous prime is 40410959. The next prime is 40411001. The reversal of 40410961 is 16901404.

40410961 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26460736 + 13950225 = 5144^2 + 3735^2 .

It is a cyclic number.

It is not a de Polignac number, because 40410961 - 2¹ = 40410959 is a prime.

Together with 40410959, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (40410901) 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, 20205480 + 20205481.

It is an arithmetic number, because the mean of its divisors is an integer number (20205481).

Almost surely, 2^40410961 is an apocalyptic number.

It is an amenable number.

40410961 is a deficient number, since it is larger than the sum of its proper divisors (1).

40410961 is an equidigital number, since it uses as much as digits as its factorization.

40410961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 40410961 is about 6356.9616169991. The cubic root of 40410961 is about 343.1624233930.

It can be divided in two parts, 404 and 10961, that multiplied together give a palindrome (4428244).

The spelling of 40410961 in words is "forty million, four hundred ten thousand, nine hundred sixty-one".