143634041 has 2 divisors, whose sum is σ = 143634042. Its totient is φ = 143634040.

The previous prime is 143634017. The next prime is 143634083. The reversal of 143634041 is 140436341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 135955600 + 7678441 = 11660^2 + 2771^2 .

It is an emirp because it is prime and its reverse (140436341) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 143634041 - 2²² = 139439737 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 143634041.

It is not a weakly prime, because it can be changed into another prime (143631041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71817020 + 71817021.

It is an arithmetic number, because the mean of its divisors is an integer number (71817021).

Almost surely, 2^143634041 is an apocalyptic number.

It is an amenable number.

143634041 is a deficient number, since it is larger than the sum of its proper divisors (1).

143634041 is an equidigital number, since it uses as much as digits as its factorization.

143634041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 143634041 is about 11984.7420080701. The cubic root of 143634041 is about 523.7038818440.

The spelling of 143634041 in words is "one hundred forty-three million, six hundred thirty-four thousand, forty-one".