2623111 has 2 divisors, whose sum is σ = 2623112. Its totient is φ = 2623110.

The previous prime is 2623099. The next prime is 2623123. The reversal of 2623111 is 1113262.

It is a balanced prime because it is at equal distance from previous prime (2623099) and next prime (2623123).

It is a cyclic number.

It is not a de Polignac number, because 2623111 - 2¹¹ = 2621063 is a prime.

It is a super-2 number, since 2×2623111² = 13761422636642, which contains 22 as substring.

2623111 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2623141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1311555 + 1311556.

It is an arithmetic number, because the mean of its divisors is an integer number (1311556).

2^2623111 is an apocalyptic number.

2623111 is a deficient number, since it is larger than the sum of its proper divisors (1).

2623111 is an equidigital number, since it uses as much as digits as its factorization.

2623111 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72, while the sum is 16.

The square root of 2623111 is about 1619.6021116311. The cubic root of 2623111 is about 137.9131113054.

Adding to 2623111 its reverse (1113262), we get a palindrome (3736373).

The spelling of 2623111 in words is "two million, six hundred twenty-three thousand, one hundred eleven".