2555123 has 2 divisors, whose sum is σ = 2555124. Its totient is φ = 2555122.

The previous prime is 2555099. The next prime is 2555129. The reversal of 2555123 is 3215552.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2555123 - 2¹⁰ = 2554099 is a prime.

It is not a weakly prime, because it can be changed into another prime (2555129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1277561 + 1277562.

It is an arithmetic number, because the mean of its divisors is an integer number (1277562).

2^2555123 is an apocalyptic number.

2555123 is a deficient number, since it is larger than the sum of its proper divisors (1).

2555123 is an equidigital number, since it uses as much as digits as its factorization.

2555123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1500, while the sum is 23.

The square root of 2555123 is about 1598.4752109432. The cubic root of 2555123 is about 136.7111501702.

The spelling of 2555123 in words is "two million, five hundred fifty-five thousand, one hundred twenty-three".