144245429 has 2 divisors, whose sum is σ = 144245430. Its totient is φ = 144245428.

The previous prime is 144245401. The next prime is 144245447. The reversal of 144245429 is 924542441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 144240100 + 5329 = 12010^2 + 73^2 .

It is a cyclic number.

It is not a de Polignac number, because 144245429 - 2¹² = 144241333 is a prime.

It is a Sophie Germain 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 (144245329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72122714 + 72122715.

It is an arithmetic number, because the mean of its divisors is an integer number (72122715).

Almost surely, 2^144245429 is an apocalyptic number.

It is an amenable number.

144245429 is a deficient number, since it is larger than the sum of its proper divisors (1).

144245429 is an equidigital number, since it uses as much as digits as its factorization.

144245429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46080, while the sum is 35.

The square root of 144245429 is about 12010.2218547369. The cubic root of 144245429 is about 524.4458903535.

The spelling of 144245429 in words is "one hundred forty-four million, two hundred forty-five thousand, four hundred twenty-nine".