2555597123 has 2 divisors, whose sum is σ = 2555597124. Its totient is φ = 2555597122.

The previous prime is 2555597069. The next prime is 2555597167. The reversal of 2555597123 is 3217955552.

It is an a-pointer prime, because the next prime (2555597167) can be obtained adding 2555597123 to its sum of digits (44).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2555597123 - 2⁶ = 2555597059 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (2555597923) 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, 1277798561 + 1277798562.

It is an arithmetic number, because the mean of its divisors is an integer number (1277798562).

Almost surely, 2^2555597123 is an apocalyptic number.

2555597123 is a deficient number, since it is larger than the sum of its proper divisors (1).

2555597123 is an equidigital number, since it uses as much as digits as its factorization.

2555597123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 472500, while the sum is 44.

The square root of 2555597123 is about 50552.9140900898. The cubic root of 2555597123 is about 1367.1960558728.

The spelling of 2555597123 in words is "two billion, five hundred fifty-five million, five hundred ninety-seven thousand, one hundred twenty-three".