143553424409 has 2 divisors, whose sum is σ = 143553424410. Its totient is φ = 143553424408.

The previous prime is 143553424403. The next prime is 143553424459. The reversal of 143553424409 is 904424355341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 131591190025 + 11962234384 = 362755^2 + 109372^2 .

It is a cyclic number.

It is not a de Polignac number, because 143553424409 - 2²⁰ = 143552375833 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 143553424409.

It is not a weakly prime, because it can be changed into another prime (143553424403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71776712204 + 71776712205.

It is an arithmetic number, because the mean of its divisors is an integer number (71776712205).

Almost surely, 2^143553424409 is an apocalyptic number.

It is an amenable number.

143553424409 is a deficient number, since it is larger than the sum of its proper divisors (1).

143553424409 is an equidigital number, since it uses as much as digits as its factorization.

143553424409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1036800, while the sum is 44.

The spelling of 143553424409 in words is "one hundred forty-three billion, five hundred fifty-three million, four hundred twenty-four thousand, four hundred nine".