40051312111241 has 2 divisors, whose sum is σ = 40051312111242. Its totient is φ = 40051312111240.

The previous prime is 40051312111229. The next prime is 40051312111259. The reversal of 40051312111241 is 14211121315004.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32409155953216 + 7642156158025 = 5692904^2 + 2764445^2 .

It is a cyclic number.

It is not a de Polignac number, because 40051312111241 - 2⁶ = 40051312111177 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40051312111241.

It is not a weakly prime, because it can be changed into another prime (40051312131241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20025656055620 + 20025656055621.

It is an arithmetic number, because the mean of its divisors is an integer number (20025656055621).

Almost surely, 2^{40051312111241} is an apocalyptic number.

It is an amenable number.

40051312111241 is a deficient number, since it is larger than the sum of its proper divisors (1).

40051312111241 is an equidigital number, since it uses as much as digits as its factorization.

40051312111241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 960, while the sum is 26.

Adding to 40051312111241 its reverse (14211121315004), we get a palindrome (54262433426245).

The spelling of 40051312111241 in words is "forty trillion, fifty-one billion, three hundred twelve million, one hundred eleven thousand, two hundred forty-one".