144147037 has 2 divisors, whose sum is σ = 144147038. Its totient is φ = 144147036.

The previous prime is 144147019. The next prime is 144147077. The reversal of 144147037 is 730741441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 121308196 + 22838841 = 11014^2 + 4779^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144147037 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144147007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72073518 + 72073519.

It is an arithmetic number, because the mean of its divisors is an integer number (72073519).

Almost surely, 2^144147037 is an apocalyptic number.

It is an amenable number.

144147037 is a deficient number, since it is larger than the sum of its proper divisors (1).

144147037 is an equidigital number, since it uses as much as digits as its factorization.

144147037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9408, while the sum is 31.

The square root of 144147037 is about 12006.1249785266. The cubic root of 144147037 is about 524.3266190589.

Adding to 144147037 its reverse (730741441), we get a palindrome (874888478).

The spelling of 144147037 in words is "one hundred forty-four million, one hundred forty-seven thousand, thirty-seven".