147004439 has 2 divisors, whose sum is σ = 147004440. Its totient is φ = 147004438.

The previous prime is 147004427. The next prime is 147004469. The reversal of 147004439 is 934400741.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 147004439 - 2⁸ = 147004183 is a prime.

It is a super-2 number, since 2×147004439² = 43220610171409442, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (147004469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73502219 + 73502220.

It is an arithmetic number, because the mean of its divisors is an integer number (73502220).

Almost surely, 2^147004439 is an apocalyptic number.

147004439 is a deficient number, since it is larger than the sum of its proper divisors (1).

147004439 is an equidigital number, since it uses as much as digits as its factorization.

147004439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 147004439 is about 12124.5387128748. The cubic root of 147004439 is about 527.7685210745.

The spelling of 147004439 in words is "one hundred forty-seven million, four thousand, four hundred thirty-nine".