2053011 has 4 divisors (see below), whose sum is σ = 2737352. Its totient is φ = 1368672.

The previous prime is 2053001. The next prime is 2053013. The reversal of 2053011 is 1103502.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2053011 - 2¹¹ = 2050963 is a prime.

It is a super-2 number, since 2×2053011² = 8429708332242, which contains 22 as substring.

It is an Ulam number.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2053013) 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 in 3 ways as a sum of consecutive naturals, for example, 342166 + ... + 342171.

It is an arithmetic number, because the mean of its divisors is an integer number (684338).

2^2053011 is an apocalyptic number.

2053011 is a deficient number, since it is larger than the sum of its proper divisors (684341).

2053011 is an equidigital number, since it uses as much as digits as its factorization.

2053011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 684340.

The product of its (nonzero) digits is 30, while the sum is 12.

The square root of 2053011 is about 1432.8332073204. The cubic root of 2053011 is about 127.0955735829.

Adding to 2053011 its reverse (1103502), we get a palindrome (3156513).

The spelling of 2053011 in words is "two million, fifty-three thousand, eleven".