143031000109 has 2 divisors, whose sum is σ = 143031000110. Its totient is φ = 143031000108.

The previous prime is 143031000089. The next prime is 143031000179. The reversal of 143031000109 is 901000130341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110056072009 + 32974928100 = 331747^2 + 181590^2 .

It is an emirp because it is prime and its reverse (901000130341) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-143031000109 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 143031000109.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143031000179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71515500054 + 71515500055.

It is an arithmetic number, because the mean of its divisors is an integer number (71515500055).

Almost surely, 2^143031000109 is an apocalyptic number.

It is an amenable number.

143031000109 is a deficient number, since it is larger than the sum of its proper divisors (1).

143031000109 is an equidigital number, since it uses as much as digits as its factorization.

143031000109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 22.

The spelling of 143031000109 in words is "one hundred forty-three billion, thirty-one million, one hundred nine", and thus it is an aban number.