144714247 has 2 divisors, whose sum is σ = 144714248. Its totient is φ = 144714246.

The previous prime is 144714233. The next prime is 144714257. The reversal of 144714247 is 742417441.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 144714247 - 2¹⁵ = 144681479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144714257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72357123 + 72357124.

It is an arithmetic number, because the mean of its divisors is an integer number (72357124).

Almost surely, 2^144714247 is an apocalyptic number.

144714247 is a deficient number, since it is larger than the sum of its proper divisors (1).

144714247 is an equidigital number, since it uses as much as digits as its factorization.

144714247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25088, while the sum is 34.

The square root of 144714247 is about 12029.7234797812. The cubic root of 144714247 is about 525.0134502979.

The spelling of 144714247 in words is "one hundred forty-four million, seven hundred fourteen thousand, two hundred forty-seven".