143117053 has 2 divisors, whose sum is σ = 143117054. Its totient is φ = 143117052.

The previous prime is 143117003. The next prime is 143117071. The reversal of 143117053 is 350711341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 139287204 + 3829849 = 11802^2 + 1957^2 .

It is an emirp because it is prime and its reverse (350711341) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-143117053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143117003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71558526 + 71558527.

It is an arithmetic number, because the mean of its divisors is an integer number (71558527).

Almost surely, 2^143117053 is an apocalyptic number.

It is an amenable number.

143117053 is a deficient number, since it is larger than the sum of its proper divisors (1).

143117053 is an equidigital number, since it uses as much as digits as its factorization.

143117053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1260, while the sum is 25.

The square root of 143117053 is about 11963.1539737646. The cubic root of 143117053 is about 523.0747967269.

Adding to 143117053 its reverse (350711341), we get a palindrome (493828394).

The spelling of 143117053 in words is "one hundred forty-three million, one hundred seventeen thousand, fifty-three".