147444373 has 2 divisors, whose sum is σ = 147444374. Its totient is φ = 147444372.

The previous prime is 147444337. The next prime is 147444379. The reversal of 147444373 is 373444741.

Together with previous prime (147444337) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 119639844 + 27804529 = 10938^2 + 5273^2 .

It is an emirp because it is prime and its reverse (373444741) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-147444373 is a prime.

It is a super-3 number, since 3×147444373³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (147444379) 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, 73722186 + 73722187.

It is an arithmetic number, because the mean of its divisors is an integer number (73722187).

Almost surely, 2^147444373 is an apocalyptic number.

It is an amenable number.

147444373 is a deficient number, since it is larger than the sum of its proper divisors (1).

147444373 is an equidigital number, since it uses as much as digits as its factorization.

147444373 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 112896, while the sum is 37.

The square root of 147444373 is about 12142.6674581823. The cubic root of 147444373 is about 528.2944736407.

The spelling of 147444373 in words is "one hundred forty-seven million, four hundred forty-four thousand, three hundred seventy-three".