144322143389 has 2 divisors, whose sum is σ = 144322143390. Its totient is φ = 144322143388.

The previous prime is 144322143323. The next prime is 144322143401. The reversal of 144322143389 is 983341223441.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81793140025 + 62529003364 = 285995^2 + 250058^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144322143389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144322143089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72161071694 + 72161071695.

It is an arithmetic number, because the mean of its divisors is an integer number (72161071695).

Almost surely, 2^144322143389 is an apocalyptic number.

It is an amenable number.

144322143389 is a deficient number, since it is larger than the sum of its proper divisors (1).

144322143389 is an equidigital number, since it uses as much as digits as its factorization.

144322143389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 497664, while the sum is 44.

The spelling of 144322143389 in words is "one hundred forty-four billion, three hundred twenty-two million, one hundred forty-three thousand, three hundred eighty-nine".