2055311 has 2 divisors, whose sum is σ = 2055312. Its totient is φ = 2055310.

The previous prime is 2055307. The next prime is 2055337. The reversal of 2055311 is 1135502.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2055311 - 2² = 2055307 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2055311.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2055341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1027655 + 1027656.

It is an arithmetic number, because the mean of its divisors is an integer number (1027656).

2^2055311 is an apocalyptic number.

2055311 is a deficient number, since it is larger than the sum of its proper divisors (1).

2055311 is an equidigital number, since it uses as much as digits as its factorization.

2055311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 150, while the sum is 17.

The square root of 2055311 is about 1433.6355882859. The cubic root of 2055311 is about 127.1430178367.

The spelling of 2055311 in words is "two million, fifty-five thousand, three hundred eleven".