147444653 has 2 divisors, whose sum is σ = 147444654. Its totient is φ = 147444652.

The previous prime is 147444637. The next prime is 147444691. The reversal of 147444653 is 356444741.

It is an a-pointer prime, because the next prime (147444691) can be obtained adding 147444653 to its sum of digits (38).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 144048004 + 3396649 = 12002^2 + 1843^2 .

It is an emirp because it is prime and its reverse (356444741) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 147444653 - 2⁴ = 147444637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (147444623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73722326 + 73722327.

It is an arithmetic number, because the mean of its divisors is an integer number (73722327).

Almost surely, 2^147444653 is an apocalyptic number.

It is an amenable number.

147444653 is a deficient number, since it is larger than the sum of its proper divisors (1).

147444653 is an equidigital number, since it uses as much as digits as its factorization.

147444653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 161280, while the sum is 38.

The square root of 147444653 is about 12142.6789877687. The cubic root of 147444653 is about 528.2948080546.

The spelling of 147444653 in words is "one hundred forty-seven million, four hundred forty-four thousand, six hundred fifty-three".