143120204989 has 2 divisors, whose sum is σ = 143120204990. Its totient is φ = 143120204988.

The previous prime is 143120204971. The next prime is 143120205029. The reversal of 143120204989 is 989402021341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 107524968100 + 35595236889 = 327910^2 + 188667^2 .

It is a cyclic number.

It is not a de Polignac number, because 143120204989 - 2¹³ = 143120196797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143120204389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71560102494 + 71560102495.

It is an arithmetic number, because the mean of its divisors is an integer number (71560102495).

Almost surely, 2^143120204989 is an apocalyptic number.

It is an amenable number.

143120204989 is a deficient number, since it is larger than the sum of its proper divisors (1).

143120204989 is an equidigital number, since it uses as much as digits as its factorization.

143120204989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 124416, while the sum is 43.

The spelling of 143120204989 in words is "one hundred forty-three billion, one hundred twenty million, two hundred four thousand, nine hundred eighty-nine".