143611670441 has 2 divisors, whose sum is σ = 143611670442. Its totient is φ = 143611670440.

The previous prime is 143611670417. The next prime is 143611670453. The reversal of 143611670441 is 144076116341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 130011446041 + 13600224400 = 360571^2 + 116620^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-143611670441 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 143611670395 and 143611670404.

It is not a weakly prime, because it can be changed into another prime (143611673441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71805835220 + 71805835221.

It is an arithmetic number, because the mean of its divisors is an integer number (71805835221).

Almost surely, 2^143611670441 is an apocalyptic number.

It is an amenable number.

143611670441 is a deficient number, since it is larger than the sum of its proper divisors (1).

143611670441 is an equidigital number, since it uses as much as digits as its factorization.

143611670441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 38.

Adding to 143611670441 its reverse (144076116341), we get a palindrome (287687786782).

The spelling of 143611670441 in words is "one hundred forty-three billion, six hundred eleven million, six hundred seventy thousand, four hundred forty-one".