144906737 has 2 divisors, whose sum is σ = 144906738. Its totient is φ = 144906736.

The previous prime is 144906721. The next prime is 144906757. The reversal of 144906737 is 737609441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 134768881 + 10137856 = 11609^2 + 3184^2 .

It is a cyclic number.

It is not a de Polignac number, because 144906737 - 2⁴ = 144906721 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 144906694 and 144906703.

It is not a weakly prime, because it can be changed into another prime (144906757) 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, 72453368 + 72453369.

It is an arithmetic number, because the mean of its divisors is an integer number (72453369).

Almost surely, 2^144906737 is an apocalyptic number.

It is an amenable number.

144906737 is a deficient number, since it is larger than the sum of its proper divisors (1).

144906737 is an equidigital number, since it uses as much as digits as its factorization.

144906737 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 127008, while the sum is 41.

The square root of 144906737 is about 12037.7214206012. The cubic root of 144906737 is about 525.2461273756.

The spelling of 144906737 in words is "one hundred forty-four million, nine hundred six thousand, seven hundred thirty-seven".