147845147 has 2 divisors, whose sum is σ = 147845148. Its totient is φ = 147845146.

The previous prime is 147845129. The next prime is 147845171. The reversal of 147845147 is 741548741.

It is a weak prime.

It is an emirp because it is prime and its reverse (741548741) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 147845147 - 2⁶ = 147845083 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (147845177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73922573 + 73922574.

It is an arithmetic number, because the mean of its divisors is an integer number (73922574).

Almost surely, 2^147845147 is an apocalyptic number.

147845147 is a deficient number, since it is larger than the sum of its proper divisors (1).

147845147 is an equidigital number, since it uses as much as digits as its factorization.

147845147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 125440, while the sum is 41.

The square root of 147845147 is about 12159.1589758503. The cubic root of 147845147 is about 528.7726995193.

The spelling of 147845147 in words is "one hundred forty-seven million, eight hundred forty-five thousand, one hundred forty-seven".