143163240420353 has 2 divisors, whose sum is σ = 143163240420354. Its totient is φ = 143163240420352.

The previous prime is 143163240420307. The next prime is 143163240420373. The reversal of 143163240420353 is 353024042361341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 143154117878209 + 9122542144 = 11964703^2 + 95512^2 .

It is a cyclic number.

It is not a de Polignac number, because 143163240420353 - 2¹⁴ = 143163240403969 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 143163240420353.

It is not a weakly prime, because it can be changed into another prime (143163240420373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71581620210176 + 71581620210177.

It is an arithmetic number, because the mean of its divisors is an integer number (71581620210177).

Almost surely, 2^{143163240420353} is an apocalyptic number.

It is an amenable number.

143163240420353 is a deficient number, since it is larger than the sum of its proper divisors (1).

143163240420353 is an equidigital number, since it uses as much as digits as its factorization.

143163240420353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 622080, while the sum is 41.

Adding to 143163240420353 its reverse (353024042361341), we get a palindrome (496187282781694).

The spelling of 143163240420353 in words is "one hundred forty-three trillion, one hundred sixty-three billion, two hundred forty million, four hundred twenty thousand, three hundred fifty-three".