23111411 has 2 divisors, whose sum is σ = 23111412. Its totient is φ = 23111410.

The previous prime is 23111401. The next prime is 23111419. The reversal of 23111411 is 11411132.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23111411 is a prime.

It is not a weakly prime, because it can be changed into another prime (23111419) 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 as a sum of consecutive naturals, namely, 11555705 + 11555706.

It is an arithmetic number, because the mean of its divisors is an integer number (11555706).

Almost surely, 2^23111411 is an apocalyptic number.

23111411 is a deficient number, since it is larger than the sum of its proper divisors (1).

23111411 is an equidigital number, since it uses as much as digits as its factorization.

23111411 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24, while the sum is 14.

The square root of 23111411 is about 4807.4328908473. The cubic root of 23111411 is about 284.8451441491.

Adding to 23111411 its reverse (11411132), we get a palindrome (34522543).

The spelling of 23111411 in words is "twenty-three million, one hundred eleven thousand, four hundred eleven".