5148111209 has 2 divisors, whose sum is σ = 5148111210. Its totient is φ = 5148111208.

The previous prime is 5148111197. The next prime is 5148111211. The reversal of 5148111209 is 9021118415.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4861993984 + 286117225 = 69728^2 + 16915^2 .

It is a cyclic number.

It is not a de Polignac number, because 5148111209 - 2³² = 853143913 is a prime.

Together with 5148111211, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5148111259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2574055604 + 2574055605.

It is an arithmetic number, because the mean of its divisors is an integer number (2574055605).

Almost surely, 2^5148111209 is an apocalyptic number.

It is an amenable number.

5148111209 is a deficient number, since it is larger than the sum of its proper divisors (1).

5148111209 is an equidigital number, since it uses as much as digits as its factorization.

5148111209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 32.

The square root of 5148111209 is about 71750.3394347372. The cubic root of 5148111209 is about 1726.6963592924.

The spelling of 5148111209 in words is "five billion, one hundred forty-eight million, one hundred eleven thousand, two hundred nine".