40104243241 has 2 divisors, whose sum is σ = 40104243242. Its totient is φ = 40104243240.

The previous prime is 40104243209. The next prime is 40104243251. The reversal of 40104243241 is 14234240104.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39380418025 + 723825216 = 198445^2 + 26904^2 .

It is a cyclic number.

It is not a de Polignac number, because 40104243241 - 2⁵ = 40104243209 is a prime.

It is a super-5 number, since 5×40104243241⁵ (a number of 54 digits) contains 55555 as substring.

It is not a weakly prime, because it can be changed into another prime (40104243251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20052121620 + 20052121621.

It is an arithmetic number, because the mean of its divisors is an integer number (20052121621).

Almost surely, 2^40104243241 is an apocalyptic number.

It is an amenable number.

40104243241 is a deficient number, since it is larger than the sum of its proper divisors (1).

40104243241 is an equidigital number, since it uses as much as digits as its factorization.

40104243241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 40104243241 its reverse (14234240104), we get a palindrome (54338483345).

The spelling of 40104243241 in words is "forty billion, one hundred four million, two hundred forty-three thousand, two hundred forty-one".