144525149 has 2 divisors, whose sum is σ = 144525150. Its totient is φ = 144525148.

The previous prime is 144525089. The next prime is 144525151. The reversal of 144525149 is 941525441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 83137924 + 61387225 = 9118^2 + 7835^2 .

It is a cyclic number.

It is not a de Polignac number, because 144525149 - 2¹² = 144521053 is a prime.

It is a Sophie Germain prime.

Together with 144525151, it forms a pair of twin primes.

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 (144525179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72262574 + 72262575.

It is an arithmetic number, because the mean of its divisors is an integer number (72262575).

Almost surely, 2^144525149 is an apocalyptic number.

It is an amenable number.

144525149 is a deficient number, since it is larger than the sum of its proper divisors (1).

144525149 is an equidigital number, since it uses as much as digits as its factorization.

144525149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28800, while the sum is 35.

The square root of 144525149 is about 12021.8612951573. The cubic root of 144525149 is about 524.7846723913.

The spelling of 144525149 in words is "one hundred forty-four million, five hundred twenty-five thousand, one hundred forty-nine".