143704241 has 2 divisors, whose sum is σ = 143704242. Its totient is φ = 143704240.

The previous prime is 143704229. The next prime is 143704259. The reversal of 143704241 is 142407341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 130051216 + 13653025 = 11404^2 + 3695^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-143704241 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 143704241.

It is not a weakly prime, because it can be changed into another prime (143704271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71852120 + 71852121.

It is an arithmetic number, because the mean of its divisors is an integer number (71852121).

Almost surely, 2^143704241 is an apocalyptic number.

It is an amenable number.

143704241 is a deficient number, since it is larger than the sum of its proper divisors (1).

143704241 is an equidigital number, since it uses as much as digits as its factorization.

143704241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 143704241 is about 11987.6703741803. The cubic root of 143704241 is about 523.7891866564.

The spelling of 143704241 in words is "one hundred forty-three million, seven hundred four thousand, two hundred forty-one".