148147 has 2 divisors, whose sum is σ = 148148. Its totient is φ = 148146.

The previous prime is 148139. The next prime is 148151. The reversal of 148147 is 741841.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 148147 - 2³ = 148139 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (148157) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74073 + 74074.

It is an arithmetic number, because the mean of its divisors is an integer number (74074).

2¹⁴⁸¹⁴⁷ is an apocalyptic number.

148147 is a deficient number, since it is larger than the sum of its proper divisors (1).

148147 is an equidigital number, since it uses as much as digits as its factorization.

148147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 896, while the sum is 25.

The square root of 148147 is about 384.8986879687. The cubic root of 148147 is about 52.9132317057.

Adding to 148147 its reverse (741841), we get a palindrome (889988).

The spelling of 148147 in words is "one hundred forty-eight thousand, one hundred forty-seven".