144631343 has 2 divisors, whose sum is σ = 144631344. Its totient is φ = 144631342.

The previous prime is 144631321. The next prime is 144631369. The reversal of 144631343 is 343136441.

It is a weak prime.

It is an emirp because it is prime and its reverse (343136441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 144631343 - 2¹⁰ = 144630319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144631303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72315671 + 72315672.

It is an arithmetic number, because the mean of its divisors is an integer number (72315672).

Almost surely, 2^144631343 is an apocalyptic number.

144631343 is a deficient number, since it is larger than the sum of its proper divisors (1).

144631343 is an equidigital number, since it uses as much as digits as its factorization.

144631343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 29.

The square root of 144631343 is about 12026.2771878915. The cubic root of 144631343 is about 524.9131744547.

Adding to 144631343 its reverse (343136441), we get a palindrome (487767784).

The spelling of 144631343 in words is "one hundred forty-four million, six hundred thirty-one thousand, three hundred forty-three".