144288733 has 2 divisors, whose sum is σ = 144288734. Its totient is φ = 144288732.

The previous prime is 144288719. The next prime is 144288757. The reversal of 144288733 is 337882441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 87104889 + 57183844 = 9333^2 + 7562^2 .

It is a cyclic number.

It is not a de Polignac number, because 144288733 - 2²⁵ = 110734301 is a prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144288713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72144366 + 72144367.

It is an arithmetic number, because the mean of its divisors is an integer number (72144367).

Almost surely, 2^144288733 is an apocalyptic number.

It is an amenable number.

144288733 is a deficient number, since it is larger than the sum of its proper divisors (1).

144288733 is an equidigital number, since it uses as much as digits as its factorization.

144288733 is an evil number, because the sum of its binary digits is even.

The product of its digits is 129024, while the sum is 40.

The square root of 144288733 is about 12012.0245171245. The cubic root of 144288733 is about 524.4983664995.

The spelling of 144288733 in words is "one hundred forty-four million, two hundred eighty-eight thousand, seven hundred thirty-three".