148361 has 2 divisors, whose sum is σ = 148362. Its totient is φ = 148360.

The previous prime is 148339. The next prime is 148367. The reversal of 148361 is 163841.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 115600 + 32761 = 340^2 + 181^2 .

It is an emirp because it is prime and its reverse (163841) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-148361 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (148367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74180 + 74181.

It is an arithmetic number, because the mean of its divisors is an integer number (74181).

2¹⁴⁸³⁶¹ is an apocalyptic number.

It is an amenable number.

148361 is a deficient number, since it is larger than the sum of its proper divisors (1).

148361 is an equidigital number, since it uses as much as digits as its factorization.

148361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 576, while the sum is 23.

The square root of 148361 is about 385.1765828812. The cubic root of 148361 is about 52.9386973664.

The spelling of 148361 in words is "one hundred forty-eight thousand, three hundred sixty-one".