144614653 has 2 divisors, whose sum is σ = 144614654. Its totient is φ = 144614652.

The previous prime is 144614641. The next prime is 144614747. The reversal of 144614653 is 356416441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 144432324 + 182329 = 12018^2 + 427^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144614653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144614623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72307326 + 72307327.

It is an arithmetic number, because the mean of its divisors is an integer number (72307327).

Almost surely, 2^144614653 is an apocalyptic number.

It is an amenable number.

144614653 is a deficient number, since it is larger than the sum of its proper divisors (1).

144614653 is an equidigital number, since it uses as much as digits as its factorization.

144614653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34560, while the sum is 34.

The square root of 144614653 is about 12025.5832706776. The cubic root of 144614653 is about 524.8929825707.

The spelling of 144614653 in words is "one hundred forty-four million, six hundred fourteen thousand, six hundred fifty-three".