283143168643 has 2 divisors, whose sum is σ = 283143168644. Its totient is φ = 283143168642.

The previous prime is 283143168599. The next prime is 283143168647. The reversal of 283143168643 is 346861341382.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 283143168643 - 2³³ = 274553234051 is a prime.

It is a super-2 number, since 2×283143168643² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (283143168647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 141571584321 + 141571584322.

It is an arithmetic number, because the mean of its divisors is an integer number (141571584322).

Almost surely, 2^283143168643 is an apocalyptic number.

283143168643 is a deficient number, since it is larger than the sum of its proper divisors (1).

283143168643 is an equidigital number, since it uses as much as digits as its factorization.

283143168643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1990656, while the sum is 49.

The spelling of 283143168643 in words is "two hundred eighty-three billion, one hundred forty-three million, one hundred sixty-eight thousand, six hundred forty-three".