40343012041 has 2 divisors, whose sum is σ = 40343012042. Its totient is φ = 40343012040.

The previous prime is 40343011997. The next prime is 40343012053. The reversal of 40343012041 is 14021034304.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26206753225 + 14136258816 = 161885^2 + 118896^2 .

It is a cyclic number.

It is not a de Polignac number, because 40343012041 - 2⁹ = 40343011529 is a prime.

It is not a weakly prime, because it can be changed into another prime (40343012441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20171506020 + 20171506021.

It is an arithmetic number, because the mean of its divisors is an integer number (20171506021).

Almost surely, 2^40343012041 is an apocalyptic number.

It is an amenable number.

40343012041 is a deficient number, since it is larger than the sum of its proper divisors (1).

40343012041 is an equidigital number, since it uses as much as digits as its factorization.

40343012041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 40343012041 its reverse (14021034304), we get a palindrome (54364046345).

The spelling of 40343012041 in words is "forty billion, three hundred forty-three million, twelve thousand, forty-one".