144412393 has 2 divisors, whose sum is σ = 144412394. Its totient is φ = 144412392.

The previous prime is 144412357. The next prime is 144412421. The reversal of 144412393 is 393214441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 110923024 + 33489369 = 10532^2 + 5787^2 .

It is a cyclic number.

It is not a de Polignac number, because 144412393 - 2¹⁷ = 144281321 is a prime.

It is not a weakly prime, because it can be changed into another prime (144412313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72206196 + 72206197.

It is an arithmetic number, because the mean of its divisors is an integer number (72206197).

Almost surely, 2^144412393 is an apocalyptic number.

It is an amenable number.

144412393 is a deficient number, since it is larger than the sum of its proper divisors (1).

144412393 is an equidigital number, since it uses as much as digits as its factorization.

144412393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368, while the sum is 31.

The square root of 144412393 is about 12017.1707568795. The cubic root of 144412393 is about 524.6481609350.

The spelling of 144412393 in words is "one hundred forty-four million, four hundred twelve thousand, three hundred ninety-three".