143530405013 has 2 divisors, whose sum is σ = 143530405014. Its totient is φ = 143530405012.

The previous prime is 143530404989. The next prime is 143530405027. The reversal of 143530405013 is 310504035341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 143400057124 + 130347889 = 378682^2 + 11417^2 .

It is an emirp because it is prime and its reverse (310504035341) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 143530405013 - 2²⁴ = 143513627797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143530405813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71765202506 + 71765202507.

It is an arithmetic number, because the mean of its divisors is an integer number (71765202507).

Almost surely, 2^143530405013 is an apocalyptic number.

It is an amenable number.

143530405013 is a deficient number, since it is larger than the sum of its proper divisors (1).

143530405013 is an equidigital number, since it uses as much as digits as its factorization.

143530405013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800, while the sum is 29.

The spelling of 143530405013 in words is "one hundred forty-three billion, five hundred thirty million, four hundred five thousand, thirteen".