161648033143 has 2 divisors, whose sum is σ = 161648033144. Its totient is φ = 161648033142.

The previous prime is 161648033101. The next prime is 161648033147. The reversal of 161648033143 is 341330846161.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 161648033143 - 2⁹ = 161648032631 is a prime.

It is a super-2 number, since 2×161648033143² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 161648033096 and 161648033105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (161648033147) 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, 80824016571 + 80824016572.

It is an arithmetic number, because the mean of its divisors is an integer number (80824016572).

Almost surely, 2^161648033143 is an apocalyptic number.

161648033143 is a deficient number, since it is larger than the sum of its proper divisors (1).

161648033143 is an equidigital number, since it uses as much as digits as its factorization.

161648033143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 124416, while the sum is 40.

The spelling of 161648033143 in words is "one hundred sixty-one billion, six hundred forty-eight million, thirty-three thousand, one hundred forty-three".