161036028059 has 2 divisors, whose sum is σ = 161036028060. Its totient is φ = 161036028058.

The previous prime is 161036027987. The next prime is 161036028149. The reversal of 161036028059 is 950820630161.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-161036028059 is a prime.

It is not a weakly prime, because it can be changed into another prime (161036024059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80518014029 + 80518014030.

It is an arithmetic number, because the mean of its divisors is an integer number (80518014030).

Almost surely, 2^161036028059 is an apocalyptic number.

161036028059 is a deficient number, since it is larger than the sum of its proper divisors (1).

161036028059 is an equidigital number, since it uses as much as digits as its factorization.

161036028059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 41.

The spelling of 161036028059 in words is "one hundred sixty-one billion, thirty-six million, twenty-eight thousand, fifty-nine".