161160159619 has 2 divisors, whose sum is σ = 161160159620. Its totient is φ = 161160159618.

The previous prime is 161160159617. The next prime is 161160159661. The reversal of 161160159619 is 916951061161.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 161160159619 - 2¹ = 161160159617 is a prime.

It is a super-2 number, since 2×161160159619² (a number of 23 digits) contains 22 as substring.

Together with 161160159617, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (161160159617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80580079809 + 80580079810.

It is an arithmetic number, because the mean of its divisors is an integer number (80580079810).

Almost surely, 2^161160159619 is an apocalyptic number.

161160159619 is a deficient number, since it is larger than the sum of its proper divisors (1).

161160159619 is an equidigital number, since it uses as much as digits as its factorization.

161160159619 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 87480, while the sum is 46.

The spelling of 161160159619 in words is "one hundred sixty-one billion, one hundred sixty million, one hundred fifty-nine thousand, six hundred nineteen".