144367429 has 2 divisors, whose sum is σ = 144367430. Its totient is φ = 144367428.

The previous prime is 144367427. The next prime is 144367439. The reversal of 144367429 is 924763441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110460100 + 33907329 = 10510^2 + 5823^2 .

It is a cyclic number.

It is not a de Polignac number, because 144367429 - 2¹ = 144367427 is a prime.

Together with 144367427, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 144367391 and 144367400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144367427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72183714 + 72183715.

It is an arithmetic number, because the mean of its divisors is an integer number (72183715).

Almost surely, 2^144367429 is an apocalyptic number.

It is an amenable number.

144367429 is a deficient number, since it is larger than the sum of its proper divisors (1).

144367429 is an equidigital number, since it uses as much as digits as its factorization.

144367429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 40.

The square root of 144367429 is about 12015.2997881867. The cubic root of 144367429 is about 524.5937040929.

The spelling of 144367429 in words is "one hundred forty-four million, three hundred sixty-seven thousand, four hundred twenty-nine".