144321001393 has 2 divisors, whose sum is σ = 144321001394. Its totient is φ = 144321001392.

The previous prime is 144321001313. The next prime is 144321001411. The reversal of 144321001393 is 393100123441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 106427317824 + 37893683569 = 326232^2 + 194663^2 .

It is a cyclic number.

It is not a de Polignac number, because 144321001393 - 2¹⁷ = 144320870321 is a prime.

It is not a weakly prime, because it can be changed into another prime (144321001313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72160500696 + 72160500697.

It is an arithmetic number, because the mean of its divisors is an integer number (72160500697).

Almost surely, 2^144321001393 is an apocalyptic number.

It is an amenable number.

144321001393 is a deficient number, since it is larger than the sum of its proper divisors (1).

144321001393 is an equidigital number, since it uses as much as digits as its factorization.

144321001393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 31.

The spelling of 144321001393 in words is "one hundred forty-four billion, three hundred twenty-one million, one thousand, three hundred ninety-three".