40041311 has 2 divisors, whose sum is σ = 40041312. Its totient is φ = 40041310.

The previous prime is 40041301. The next prime is 40041317. The reversal of 40041311 is 11314004.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40041311 - 2⁶ = 40041247 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40041317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20020655 + 20020656.

It is an arithmetic number, because the mean of its divisors is an integer number (20020656).

Almost surely, 2^40041311 is an apocalyptic number.

40041311 is a deficient number, since it is larger than the sum of its proper divisors (1).

40041311 is an equidigital number, since it uses as much as digits as its factorization.

40041311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 40041311 is about 6327.8203988419. The cubic root of 40041311 is about 342.1128835213.

Adding to 40041311 its reverse (11314004), we get a palindrome (51355315).

The spelling of 40041311 in words is "forty million, forty-one thousand, three hundred eleven".