147009589 has 2 divisors, whose sum is σ = 147009590. Its totient is φ = 147009588.

The previous prime is 147009587. The next prime is 147009623. The reversal of 147009589 is 985900741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 92736900 + 54272689 = 9630^2 + 7367^2 .

It is a cyclic number.

It is not a de Polignac number, because 147009589 - 2¹ = 147009587 is a prime.

It is a super-2 number, since 2×147009589² = 43223638515897842, which contains 22 as substring.

Together with 147009587, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (147009587) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73504794 + 73504795.

It is an arithmetic number, because the mean of its divisors is an integer number (73504795).

Almost surely, 2^147009589 is an apocalyptic number.

It is an amenable number.

147009589 is a deficient number, since it is larger than the sum of its proper divisors (1).

147009589 is an equidigital number, since it uses as much as digits as its factorization.

147009589 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 43.

The square root of 147009589 is about 12124.7510902286. The cubic root of 147009589 is about 527.7746840996.

The spelling of 147009589 in words is "one hundred forty-seven million, nine thousand, five hundred eighty-nine".