2656125163 has 2 divisors, whose sum is σ = 2656125164. Its totient is φ = 2656125162.

The previous prime is 2656125137. The next prime is 2656125187. The reversal of 2656125163 is 3615216562.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2656125163 - 2²¹ = 2654028011 is a prime.

It is not a weakly prime, because it can be changed into another prime (2656125103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1328062581 + 1328062582.

It is an arithmetic number, because the mean of its divisors is an integer number (1328062582).

Almost surely, 2^2656125163 is an apocalyptic number.

2656125163 is a deficient number, since it is larger than the sum of its proper divisors (1).

2656125163 is an equidigital number, since it uses as much as digits as its factorization.

2656125163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64800, while the sum is 37.

The square root of 2656125163 is about 51537.6092091979. The cubic root of 2656125163 is about 1384.8928680270.

The spelling of 2656125163 in words is "two billion, six hundred fifty-six million, one hundred twenty-five thousand, one hundred sixty-three".