144325133 has 2 divisors, whose sum is σ = 144325134. Its totient is φ = 144325132.

The previous prime is 144325127. The next prime is 144325147. The reversal of 144325133 is 331523441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 84309124 + 60016009 = 9182^2 + 7747^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144325133 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144325163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72162566 + 72162567.

It is an arithmetic number, because the mean of its divisors is an integer number (72162567).

Almost surely, 2^144325133 is an apocalyptic number.

It is an amenable number.

144325133 is a deficient number, since it is larger than the sum of its proper divisors (1).

144325133 is an equidigital number, since it uses as much as digits as its factorization.

144325133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 26.

The square root of 144325133 is about 12013.5395700018. The cubic root of 144325133 is about 524.5424681997.

Adding to 144325133 its reverse (331523441), we get a palindrome (475848574).

The spelling of 144325133 in words is "one hundred forty-four million, three hundred twenty-five thousand, one hundred thirty-three".