2655146321 has 2 divisors, whose sum is σ = 2655146322. Its totient is φ = 2655146320.

The previous prime is 2655146303. The next prime is 2655146323. The reversal of 2655146321 is 1236415562.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2093977600 + 561168721 = 45760^2 + 23689^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2655146321 is a prime.

Together with 2655146323, 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 (2655146323) 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, 1327573160 + 1327573161.

It is an arithmetic number, because the mean of its divisors is an integer number (1327573161).

Almost surely, 2^2655146321 is an apocalyptic number.

It is an amenable number.

2655146321 is a deficient number, since it is larger than the sum of its proper divisors (1).

2655146321 is an equidigital number, since it uses as much as digits as its factorization.

2655146321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43200, while the sum is 35.

The square root of 2655146321 is about 51528.1119487217. Note that the first 3 decimals coincide. The cubic root of 2655146321 is about 1384.7227257109.

The spelling of 2655146321 in words is "two billion, six hundred fifty-five million, one hundred forty-six thousand, three hundred twenty-one".