144075313 has 2 divisors, whose sum is σ = 144075314. Its totient is φ = 144075312.

The previous prime is 144075293. The next prime is 144075329. The reversal of 144075313 is 313570441.

144075313 = 8487² + 8488².

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72046144 + 72029169 = 8488^2 + 8487^2 .

It is an emirp because it is prime and its reverse (313570441) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144075313 is a prime.

It is not a weakly prime, because it can be changed into another prime (144070313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72037656 + 72037657.

It is an arithmetic number, because the mean of its divisors is an integer number (72037657).

Almost surely, 2^144075313 is an apocalyptic number.

144075313 is the 8488-th centered square number.

It is an amenable number.

144075313 is a deficient number, since it is larger than the sum of its proper divisors (1).

144075313 is an equidigital number, since it uses as much as digits as its factorization.

144075313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 144075313 is about 12003.1376314695. The cubic root of 144075313 is about 524.2396406459.

The spelling of 144075313 in words is "one hundred forty-four million, seventy-five thousand, three hundred thirteen".