36161305139 has 2 divisors, whose sum is σ = 36161305140. Its totient is φ = 36161305138.

The previous prime is 36161305097. The next prime is 36161305171. The reversal of 36161305139 is 93150316163.

It is a happy number.

36161305139 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 is a cyclic number.

It is not a de Polignac number, because 36161305139 - 2³² = 31866337843 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (36161325139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18080652569 + 18080652570.

It is an arithmetic number, because the mean of its divisors is an integer number (18080652570).

Almost surely, 2^36161305139 is an apocalyptic number.

36161305139 is a deficient number, since it is larger than the sum of its proper divisors (1).

36161305139 is an equidigital number, since it uses as much as digits as its factorization.

36161305139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43740, while the sum is 38.

The spelling of 36161305139 in words is "thirty-six billion, one hundred sixty-one million, three hundred five thousand, one hundred thirty-nine".