147447659 has 2 divisors, whose sum is σ = 147447660. Its totient is φ = 147447658.

The previous prime is 147447611. The next prime is 147447661. The reversal of 147447659 is 956744741.

It is a strong prime.

It is an emirp because it is prime and its reverse (956744741) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 147447659 - 2¹² = 147443563 is a prime.

Together with 147447661, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (147447359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73723829 + 73723830.

It is an arithmetic number, because the mean of its divisors is an integer number (73723830).

Almost surely, 2^147447659 is an apocalyptic number.

147447659 is a deficient number, since it is larger than the sum of its proper divisors (1).

147447659 is an equidigital number, since it uses as much as digits as its factorization.

147447659 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 846720, while the sum is 47.

The square root of 147447659 is about 12142.8027654245. The cubic root of 147447659 is about 528.2983982004.

The spelling of 147447659 in words is "one hundred forty-seven million, four hundred forty-seven thousand, six hundred fifty-nine".