144400120253 has 2 divisors, whose sum is σ = 144400120254. Its totient is φ = 144400120252.

The previous prime is 144400120159. The next prime is 144400120283. The reversal of 144400120253 is 352021004441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 112985393689 + 31414726564 = 336133^2 + 177242^2 .

It is a cyclic number.

It is not a de Polignac number, because 144400120253 - 2¹⁶ = 144400054717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144400120283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72200060126 + 72200060127.

It is an arithmetic number, because the mean of its divisors is an integer number (72200060127).

Almost surely, 2^144400120253 is an apocalyptic number.

It is an amenable number.

144400120253 is a deficient number, since it is larger than the sum of its proper divisors (1).

144400120253 is an equidigital number, since it uses as much as digits as its factorization.

144400120253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 144400120253 its reverse (352021004441), we get a palindrome (496421124694).

The spelling of 144400120253 in words is "one hundred forty-four billion, four hundred million, one hundred twenty thousand, two hundred fifty-three".