143724667441 has 2 divisors, whose sum is σ = 143724667442. Its totient is φ = 143724667440.

The previous prime is 143724667423. The next prime is 143724667469. The reversal of 143724667441 is 144766427341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 121762613025 + 21962054416 = 348945^2 + 148196^2 .

It is an emirp because it is prime and its reverse (144766427341) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 143724667441 - 2⁹ = 143724666929 is a prime.

It is not a weakly prime, because it can be changed into another prime (143724677441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71862333720 + 71862333721.

It is an arithmetic number, because the mean of its divisors is an integer number (71862333721).

Almost surely, 2^143724667441 is an apocalyptic number.

It is an amenable number.

143724667441 is a deficient number, since it is larger than the sum of its proper divisors (1).

143724667441 is an equidigital number, since it uses as much as digits as its factorization.

143724667441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2709504, while the sum is 49.

The spelling of 143724667441 in words is "one hundred forty-three billion, seven hundred twenty-four million, six hundred sixty-seven thousand, four hundred forty-one".