244001203189 has 2 divisors, whose sum is σ = 244001203190. Its totient is φ = 244001203188.

The previous prime is 244001203163. The next prime is 244001203249. The reversal of 244001203189 is 981302100442.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 203055680689 + 40945522500 = 450617^2 + 202350^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-244001203189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (244001203129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122000601594 + 122000601595.

It is an arithmetic number, because the mean of its divisors is an integer number (122000601595).

Almost surely, 2^244001203189 is an apocalyptic number.

It is an amenable number.

244001203189 is a deficient number, since it is larger than the sum of its proper divisors (1).

244001203189 is an equidigital number, since it uses as much as digits as its factorization.

244001203189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 34.

The spelling of 244001203189 in words is "two hundred forty-four billion, one million, two hundred three thousand, one hundred eighty-nine".