40143100241 has 2 divisors, whose sum is σ = 40143100242. Its totient is φ = 40143100240.

The previous prime is 40143100237. The next prime is 40143100247. The reversal of 40143100241 is 14200134104.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30709057600 + 9434042641 = 175240^2 + 97129^2 .

It is a cyclic number.

It is not a de Polignac number, because 40143100241 - 2² = 40143100237 is a prime.

It is a super-2 number, since 2×40143100241² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40143100247) 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, 20071550120 + 20071550121.

It is an arithmetic number, because the mean of its divisors is an integer number (20071550121).

Almost surely, 2^40143100241 is an apocalyptic number.

It is an amenable number.

40143100241 is a deficient number, since it is larger than the sum of its proper divisors (1).

40143100241 is an equidigital number, since it uses as much as digits as its factorization.

40143100241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 40143100241 its reverse (14200134104), we get a palindrome (54343234345).

The spelling of 40143100241 in words is "forty billion, one hundred forty-three million, one hundred thousand, two hundred forty-one".