148198241 has 2 divisors, whose sum is σ = 148198242. Its totient is φ = 148198240.

The previous prime is 148198187. The next prime is 148198273. The reversal of 148198241 is 142891841.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 113635600 + 34562641 = 10660^2 + 5879^2 .

It is an emirp because it is prime and its reverse (142891841) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 148198241 - 2¹⁴ = 148181857 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 148198195 and 148198204.

It is not a weakly prime, because it can be changed into another prime (148198291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74099120 + 74099121.

It is an arithmetic number, because the mean of its divisors is an integer number (74099121).

Almost surely, 2^148198241 is an apocalyptic number.

It is an amenable number.

148198241 is a deficient number, since it is larger than the sum of its proper divisors (1).

148198241 is an equidigital number, since it uses as much as digits as its factorization.

148198241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18432, while the sum is 38.

The square root of 148198241 is about 12173.6699889557. The cubic root of 148198241 is about 529.1933153532.

The spelling of 148198241 in words is "one hundred forty-eight million, one hundred ninety-eight thousand, two hundred forty-one".