2053311 has 32 divisors (see below), whose sum is σ = 3306240. Its totient is φ = 1119744.

The previous prime is 2053307. The next prime is 2053313. The reversal of 2053311 is 1133502.

It is a happy number.

It is not a de Polignac number, because 2053311 - 2² = 2053307 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2053313) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12516 + ... + 12678.

It is an arithmetic number, because the mean of its divisors is an integer number (103320).

2^2053311 is an apocalyptic number.

2053311 is a deficient number, since it is larger than the sum of its proper divisors (1252929).

2053311 is a wasteful number, since it uses less digits than its factorization.

2053311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215.

The product of its (nonzero) digits is 90, while the sum is 15.

The square root of 2053311 is about 1432.9378911872. The cubic root of 2053311 is about 127.1017639727.

Adding to 2053311 its reverse (1133502), we get a palindrome (3186813).

The spelling of 2053311 in words is "two million, fifty-three thousand, three hundred eleven".