144121025252 has 12 divisors (see below), whose sum is σ = 252216701100. Its totient is φ = 72059110656.

The previous prime is 144121025233. The next prime is 144121025263. The reversal of 144121025252 is 252520121441.

It can be written as a sum of positive squares in 2 ways, for example, as 64446930496 + 79674094756 = 253864^2 + 282266^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99173 + ... + 545964.

It is an arithmetic number, because the mean of its divisors is an integer number (21018058425).

Almost surely, 2^144121025252 is an apocalyptic number.

It is an amenable number.

144121025252 is a deficient number, since it is larger than the sum of its proper divisors (108095675848).

144121025252 is a wasteful number, since it uses less digits than its factorization.

144121025252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 700990 (or 700988 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 29.

Adding to 144121025252 its reverse (252520121441), we get a palindrome (396641146693).

The spelling of 144121025252 in words is "one hundred forty-four billion, one hundred twenty-one million, twenty-five thousand, two hundred fifty-two".