144464347 has 2 divisors, whose sum is σ = 144464348. Its totient is φ = 144464346.

The previous prime is 144464263. The next prime is 144464393. The reversal of 144464347 is 743464441.

It is a strong prime.

It is an emirp because it is prime and its reverse (743464441) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144464347 is a prime.

It is not a weakly prime, because it can be changed into another prime (144462347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72232173 + 72232174.

It is an arithmetic number, because the mean of its divisors is an integer number (72232174).

Almost surely, 2^144464347 is an apocalyptic number.

144464347 is a deficient number, since it is larger than the sum of its proper divisors (1).

144464347 is an equidigital number, since it uses as much as digits as its factorization.

144464347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 129024, while the sum is 37.

The square root of 144464347 is about 12019.3322193872. The cubic root of 144464347 is about 524.7110694382.

The spelling of 144464347 in words is "one hundred forty-four million, four hundred sixty-four thousand, three hundred forty-seven".