144331052993 has 2 divisors, whose sum is σ = 144331052994. Its totient is φ = 144331052992.

The previous prime is 144331052981. The next prime is 144331053017. The reversal of 144331052993 is 399250133441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82543013809 + 61788039184 = 287303^2 + 248572^2 .

It is a cyclic number.

It is not a de Polignac number, because 144331052993 - 2²⁰ = 144330004417 is a prime.

It is not a weakly prime, because it can be changed into another prime (144331052093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72165526496 + 72165526497.

It is an arithmetic number, because the mean of its divisors is an integer number (72165526497).

Almost surely, 2^144331052993 is an apocalyptic number.

It is an amenable number.

144331052993 is a deficient number, since it is larger than the sum of its proper divisors (1).

144331052993 is an equidigital number, since it uses as much as digits as its factorization.

144331052993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 349920, while the sum is 44.

The spelling of 144331052993 in words is "one hundred forty-four billion, three hundred thirty-one million, fifty-two thousand, nine hundred ninety-three".