144600133 has 2 divisors, whose sum is σ = 144600134. Its totient is φ = 144600132.

The previous prime is 144600109. The next prime is 144600139. The reversal of 144600133 is 331006441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 144408289 + 191844 = 12017^2 + 438^2 .

It is an emirp because it is prime and its reverse (331006441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 144600133 - 2⁵ = 144600101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144600139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72300066 + 72300067.

It is an arithmetic number, because the mean of its divisors is an integer number (72300067).

Almost surely, 2^144600133 is an apocalyptic number.

It is an amenable number.

144600133 is a deficient number, since it is larger than the sum of its proper divisors (1).

144600133 is an equidigital number, since it uses as much as digits as its factorization.

144600133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 144600133 is about 12024.9795426021. The cubic root of 144600133 is about 524.8754147309.

Adding to 144600133 its reverse (331006441), we get a palindrome (475606574).

The spelling of 144600133 in words is "one hundred forty-four million, six hundred thousand, one hundred thirty-three".