40512835117 has 2 divisors, whose sum is σ = 40512835118. Its totient is φ = 40512835116.

The previous prime is 40512835043. The next prime is 40512835141. The reversal of 40512835117 is 71153821504.

40512835117 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20444996196 + 20067838921 = 142986^2 + 141661^2 .

It is a cyclic number.

It is not a de Polignac number, because 40512835117 - 2¹¹ = 40512833069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40512830117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20256417558 + 20256417559.

It is an arithmetic number, because the mean of its divisors is an integer number (20256417559).

Almost surely, 2^40512835117 is an apocalyptic number.

It is an amenable number.

40512835117 is a deficient number, since it is larger than the sum of its proper divisors (1).

40512835117 is an equidigital number, since it uses as much as digits as its factorization.

40512835117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 33600, while the sum is 37.

The spelling of 40512835117 in words is "forty billion, five hundred twelve million, eight hundred thirty-five thousand, one hundred seventeen".