144022121237 has 2 divisors, whose sum is σ = 144022121238. Its totient is φ = 144022121236.

The previous prime is 144022121219. The next prime is 144022121261. The reversal of 144022121237 is 732121220441.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 129955924036 + 14066197201 = 360494^2 + 118601^2 .

It is a cyclic number.

It is not a de Polignac number, because 144022121237 - 2²² = 144017926933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144022121437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72011060618 + 72011060619.

It is an arithmetic number, because the mean of its divisors is an integer number (72011060619).

Almost surely, 2^144022121237 is an apocalyptic number.

It is an amenable number.

144022121237 is a deficient number, since it is larger than the sum of its proper divisors (1).

144022121237 is an equidigital number, since it uses as much as digits as its factorization.

144022121237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5376, while the sum is 29.

Adding to 144022121237 its reverse (732121220441), we get a palindrome (876143341678).

The spelling of 144022121237 in words is "one hundred forty-four billion, twenty-two million, one hundred twenty-one thousand, two hundred thirty-seven".