2313311 has 16 divisors (see below), whose sum is σ = 3107328. Its totient is φ = 1663200.

The previous prime is 2313253. The next prime is 2313323. The reversal of 2313311 is 1133132.

It is not a de Polignac number, because 2313311 - 2⁶ = 2313247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2313391) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 155 + ... + 2156.

It is an arithmetic number, because the mean of its divisors is an integer number (194208).

2^2313311 is an apocalyptic number.

2313311 is a deficient number, since it is larger than the sum of its proper divisors (794017).

2313311 is a wasteful number, since it uses less digits than its factorization.

2313311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2342.

The product of its digits is 54, while the sum is 14.

The square root of 2313311 is about 1520.9572643569. The cubic root of 2313311 is about 132.2547689052.

Adding to 2313311 its reverse (1133132), we get a palindrome (3446443).

It can be divided in two parts, 23 and 13311, that multiplied together give a triangular number (306153 = T₇₈₂).

The spelling of 2313311 in words is "two million, three hundred thirteen thousand, three hundred eleven".