143067647161 has 2 divisors, whose sum is σ = 143067647162. Its totient is φ = 143067647160.

The previous prime is 143067647137. The next prime is 143067647197. The reversal of 143067647161 is 161746760341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 91049441536 + 52018205625 = 301744^2 + 228075^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-143067647161 is a prime.

It is not a weakly prime, because it can be changed into another prime (143067647111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71533823580 + 71533823581.

It is an arithmetic number, because the mean of its divisors is an integer number (71533823581).

Almost surely, 2^143067647161 is an apocalyptic number.

It is an amenable number.

143067647161 is a deficient number, since it is larger than the sum of its proper divisors (1).

143067647161 is an equidigital number, since it uses as much as digits as its factorization.

143067647161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 508032, while the sum is 46.

It can be divided in two parts, 14306764 and 7161, that added together give a triangular number (14313925 = T₅₃₅₀).

The spelling of 143067647161 in words is "one hundred forty-three billion, sixty-seven million, six hundred forty-seven thousand, one hundred sixty-one".