41401309 has 2 divisors, whose sum is σ = 41401310. Its totient is φ = 41401308.

The previous prime is 41401291. The next prime is 41401319. The reversal of 41401309 is 90310414.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38477209 + 2924100 = 6203^2 + 1710^2 .

It is a cyclic number.

It is not a de Polignac number, because 41401309 - 2⁵ = 41401277 is a prime.

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 41401309.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41401319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20700654 + 20700655.

It is an arithmetic number, because the mean of its divisors is an integer number (20700655).

Almost surely, 2^41401309 is an apocalyptic number.

It is an amenable number.

41401309 is a deficient number, since it is larger than the sum of its proper divisors (1).

41401309 is an equidigital number, since it uses as much as digits as its factorization.

41401309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 41401309 is about 6434.3848967869. The cubic root of 41401309 is about 345.9431143741.

The spelling of 41401309 in words is "forty-one million, four hundred one thousand, three hundred nine".