148144361 has 2 divisors, whose sum is σ = 148144362. Its totient is φ = 148144360.

The previous prime is 148144351. The next prime is 148144369. The reversal of 148144361 is 163441841.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 125865961 + 22278400 = 11219^2 + 4720^2 .

It is a cyclic number.

It is not a de Polignac number, because 148144361 - 2¹⁰ = 148143337 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (148144369) 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, 74072180 + 74072181.

It is an arithmetic number, because the mean of its divisors is an integer number (74072181).

Almost surely, 2^148144361 is an apocalyptic number.

It is an amenable number.

148144361 is a deficient number, since it is larger than the sum of its proper divisors (1).

148144361 is an equidigital number, since it uses as much as digits as its factorization.

148144361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9216, while the sum is 32.

The square root of 148144361 is about 12171.4568150242. The cubic root of 148144361 is about 529.1291751588.

The spelling of 148144361 in words is "one hundred forty-eight million, one hundred forty-four thousand, three hundred sixty-one".