144819713 has 2 divisors, whose sum is σ = 144819714. Its totient is φ = 144819712.

The previous prime is 144819709. The next prime is 144819761. The reversal of 144819713 is 317918441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89718784 + 55100929 = 9472^2 + 7423^2 .

It is a cyclic number.

It is not a de Polignac number, because 144819713 - 2² = 144819709 is a prime.

It is a Chen prime.

It is equal to p_8169059 and since 144819713 and 8169059 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (144819793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72409856 + 72409857.

It is an arithmetic number, because the mean of its divisors is an integer number (72409857).

Almost surely, 2^144819713 is an apocalyptic number.

It is an amenable number.

144819713 is a deficient number, since it is larger than the sum of its proper divisors (1).

144819713 is an equidigital number, since it uses as much as digits as its factorization.

144819713 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 38.

The square root of 144819713 is about 12034.1062401825. The cubic root of 144819713 is about 525.1409604864.

The spelling of 144819713 in words is "one hundred forty-four million, eight hundred nineteen thousand, seven hundred thirteen".