40135110187 has 2 divisors, whose sum is σ = 40135110188. Its totient is φ = 40135110186.

The previous prime is 40135110181. The next prime is 40135110203. The reversal of 40135110187 is 78101153104.

It is a happy number.

40135110187 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40135110187 - 2³ = 40135110179 is a prime.

It is a super-2 number, since 2×40135110187² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40135110181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20067555093 + 20067555094.

It is an arithmetic number, because the mean of its divisors is an integer number (20067555094).

Almost surely, 2^40135110187 is an apocalyptic number.

40135110187 is a deficient number, since it is larger than the sum of its proper divisors (1).

40135110187 is an equidigital number, since it uses as much as digits as its factorization.

40135110187 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3360, while the sum is 31.

The spelling of 40135110187 in words is "forty billion, one hundred thirty-five million, one hundred ten thousand, one hundred eighty-seven".