2148011 has 2 divisors, whose sum is σ = 2148012. Its totient is φ = 2148010.

The previous prime is 2147989. The next prime is 2148019. The reversal of 2148011 is 1108412.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2148011 - 2¹⁰ = 2146987 is a prime.

It is a super-2 number, since 2×2148011² = 9227902512242, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (2148019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1074005 + 1074006.

It is an arithmetic number, because the mean of its divisors is an integer number (1074006).

2^2148011 is an apocalyptic number.

2148011 is a deficient number, since it is larger than the sum of its proper divisors (1).

2148011 is an equidigital number, since it uses as much as digits as its factorization.

2148011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 17.

The square root of 2148011 is about 1465.6094295548. The cubic root of 2148011 is about 129.0264753464.

The spelling of 2148011 in words is "two million, one hundred forty-eight thousand, eleven".