2148402259 has 2 divisors, whose sum is σ = 2148402260. Its totient is φ = 2148402258.

The previous prime is 2148402247. The next prime is 2148402301. The reversal of 2148402259 is 9522048412.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2148402259 - 2⁷ = 2148402131 is a prime.

It is not a weakly prime, because it can be changed into another prime (2148402059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1074201129 + 1074201130.

It is an arithmetic number, because the mean of its divisors is an integer number (1074201130).

Almost surely, 2^2148402259 is an apocalyptic number.

2148402259 is a deficient number, since it is larger than the sum of its proper divisors (1).

2148402259 is an equidigital number, since it uses as much as digits as its factorization.

2148402259 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46080, while the sum is 37.

The square root of 2148402259 is about 46350.8603911513. The cubic root of 2148402259 is about 1290.3430890414.

The spelling of 2148402259 in words is "two billion, one hundred forty-eight million, four hundred two thousand, two hundred fifty-nine".