147447827 has 2 divisors, whose sum is σ = 147447828. Its totient is φ = 147447826.

The previous prime is 147447799. The next prime is 147447829. The reversal of 147447827 is 728744741.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 147447827 - 2⁶ = 147447763 is a prime.

Together with 147447829, 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 (147447829) 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, 73723913 + 73723914.

It is an arithmetic number, because the mean of its divisors is an integer number (73723914).

Almost surely, 2^147447827 is an apocalyptic number.

147447827 is a deficient number, since it is larger than the sum of its proper divisors (1).

147447827 is an equidigital number, since it uses as much as digits as its factorization.

147447827 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 351232, while the sum is 44.

The square root of 147447827 is about 12142.8096831005. The cubic root of 147447827 is about 528.2985988458.

The spelling of 147447827 in words is "one hundred forty-seven million, four hundred forty-seven thousand, eight hundred twenty-seven".