143034322134421 has 2 divisors, whose sum is σ = 143034322134422. Its totient is φ = 143034322134420.

The previous prime is 143034322134313. The next prime is 143034322134463. The reversal of 143034322134421 is 124431223430341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 122476386279025 + 20557935855396 = 11066905^2 + 4534086^2 .

It is an emirp because it is prime and its reverse (124431223430341) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 143034322134421 - 2²⁵ = 143034288579989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143034322134721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71517161067210 + 71517161067211.

It is an arithmetic number, because the mean of its divisors is an integer number (71517161067211).

Almost surely, 2^{143034322134421} is an apocalyptic number.

It is an amenable number.

143034322134421 is a deficient number, since it is larger than the sum of its proper divisors (1).

143034322134421 is an equidigital number, since it uses as much as digits as its factorization.

143034322134421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 165888, while the sum is 37.

Adding to 143034322134421 its reverse (124431223430341), we get a palindrome (267465545564762).

The spelling of 143034322134421 in words is "one hundred forty-three trillion, thirty-four billion, three hundred twenty-two million, one hundred thirty-four thousand, four hundred twenty-one".