2148322427 has 2 divisors, whose sum is σ = 2148322428. Its totient is φ = 2148322426.

The previous prime is 2148322417. The next prime is 2148322433. The reversal of 2148322427 is 7242238412.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2148322427 - 2⁴ = 2148322411 is a prime.

It is not a weakly prime, because it can be changed into another prime (2148322417) 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, 1074161213 + 1074161214.

It is an arithmetic number, because the mean of its divisors is an integer number (1074161214).

Almost surely, 2^2148322427 is an apocalyptic number.

2148322427 is a deficient number, since it is larger than the sum of its proper divisors (1).

2148322427 is an equidigital number, since it uses as much as digits as its factorization.

2148322427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43008, while the sum is 35.

The square root of 2148322427 is about 46349.9992125135. Note that the first 3 decimals coincide. The cubic root of 2148322427 is about 1290.3271063199.

The spelling of 2148322427 in words is "two billion, one hundred forty-eight million, three hundred twenty-two thousand, four hundred twenty-seven".