144312203957 has 2 divisors, whose sum is σ = 144312203958. Its totient is φ = 144312203956.

The previous prime is 144312203951. The next prime is 144312204089. The reversal of 144312203957 is 759302213441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89612817316 + 54699386641 = 299354^2 + 233879^2 .

It is an emirp because it is prime and its reverse (759302213441) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144312203957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144312203951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72156101978 + 72156101979.

It is an arithmetic number, because the mean of its divisors is an integer number (72156101979).

Almost surely, 2^144312203957 is an apocalyptic number.

It is an amenable number.

144312203957 is a deficient number, since it is larger than the sum of its proper divisors (1).

144312203957 is an equidigital number, since it uses as much as digits as its factorization.

144312203957 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 41.

The spelling of 144312203957 in words is "one hundred forty-four billion, three hundred twelve million, two hundred three thousand, nine hundred fifty-seven".