144572429 has 2 divisors, whose sum is σ = 144572430. Its totient is φ = 144572428.

The previous prime is 144572419. The next prime is 144572443. The reversal of 144572429 is 924275441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 74046025 + 70526404 = 8605^2 + 8398^2 .

It is a cyclic number.

It is not a de Polignac number, because 144572429 - 2⁴ = 144572413 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 144572392 and 144572401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144572419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72286214 + 72286215.

It is an arithmetic number, because the mean of its divisors is an integer number (72286215).

Almost surely, 2^144572429 is an apocalyptic number.

It is an amenable number.

144572429 is a deficient number, since it is larger than the sum of its proper divisors (1).

144572429 is an equidigital number, since it uses as much as digits as its factorization.

144572429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 80640, while the sum is 38.

The square root of 144572429 is about 12023.8275519903. The cubic root of 144572429 is about 524.8418922231.

The spelling of 144572429 in words is "one hundred forty-four million, five hundred seventy-two thousand, four hundred twenty-nine".