2555011 has 2 divisors, whose sum is σ = 2555012. Its totient is φ = 2555010.

The previous prime is 2555009. The next prime is 2555027. The reversal of 2555011 is 1105552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2555011 - 2¹ = 2555009 is a prime.

Together with 2555009, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2555011.

It is not a weakly prime, because it can be changed into another prime (2555041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1277505 + 1277506.

It is an arithmetic number, because the mean of its divisors is an integer number (1277506).

2^2555011 is an apocalyptic number.

2555011 is a deficient number, since it is larger than the sum of its proper divisors (1).

2555011 is an equidigital number, since it uses as much as digits as its factorization.

2555011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 250, while the sum is 19.

The square root of 2555011 is about 1598.4401771727. The cubic root of 2555011 is about 136.7091526313.

The spelling of 2555011 in words is "two million, five hundred fifty-five thousand, eleven".