143354621413 has 4 divisors (see below), whose sum is σ = 151787246220. Its totient is φ = 134921996608.

The previous prime is 143354621407. The next prime is 143354621441. The reversal of 143354621413 is 314126453341.

143354621413 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 314126453341 = 81901 ⋅3835441.

It can be written as a sum of positive squares in 2 ways, for example, as 51750335169 + 91604286244 = 227487^2 + 302662^2 .

It is a cyclic number.

It is not a de Polignac number, because 143354621413 - 2¹⁷ = 143354490341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143354621713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4216312378 + ... + 4216312411.

It is an arithmetic number, because the mean of its divisors is an integer number (37946811555).

Almost surely, 2^143354621413 is an apocalyptic number.

It is an amenable number.

143354621413 is a deficient number, since it is larger than the sum of its proper divisors (8432624807).

143354621413 is an equidigital number, since it uses as much as digits as its factorization.

143354621413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8432624806.

The product of its digits is 103680, while the sum is 37.

The spelling of 143354621413 in words is "one hundred forty-three billion, three hundred fifty-four million, six hundred twenty-one thousand, four hundred thirteen".