40101019187 has 2 divisors, whose sum is σ = 40101019188. Its totient is φ = 40101019186.

The previous prime is 40101019139. The next prime is 40101019223. The reversal of 40101019187 is 78191010104.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40101019187 - 2¹⁸ = 40100757043 is a prime.

It is a super-2 number, since 2×40101019187² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40121019187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20050509593 + 20050509594.

It is an arithmetic number, because the mean of its divisors is an integer number (20050509594).

Almost surely, 2^40101019187 is an apocalyptic number.

40101019187 is a deficient number, since it is larger than the sum of its proper divisors (1).

40101019187 is an equidigital number, since it uses as much as digits as its factorization.

40101019187 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 32.

The spelling of 40101019187 in words is "forty billion, one hundred one million, nineteen thousand, one hundred eighty-seven".