143709438049 has 2 divisors, whose sum is σ = 143709438050. Its totient is φ = 143709438048.

The previous prime is 143709438017. The next prime is 143709438109. The reversal of 143709438049 is 940834907341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99385715025 + 44323723024 = 315255^2 + 210532^2 .

It is a cyclic number.

It is not a de Polignac number, because 143709438049 - 2⁵ = 143709438017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 143709437987 and 143709438005.

It is not a weakly prime, because it can be changed into another prime (143709438349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71854719024 + 71854719025.

It is an arithmetic number, because the mean of its divisors is an integer number (71854719025).

Almost surely, 2^143709438049 is an apocalyptic number.

It is an amenable number.

143709438049 is a deficient number, since it is larger than the sum of its proper divisors (1).

143709438049 is an equidigital number, since it uses as much as digits as its factorization.

143709438049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2612736, while the sum is 52.

The spelling of 143709438049 in words is "one hundred forty-three billion, seven hundred nine million, four hundred thirty-eight thousand, forty-nine".