11711123 has 2 divisors, whose sum is σ = 11711124. Its totient is φ = 11711122.

The previous prime is 11711083. The next prime is 11711137. The reversal of 11711123 is 32111711.

11711123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (32111711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11711123 - 2¹⁶ = 11645587 is a prime.

It is a super-3 number, since 3×11711123³ (a number of 22 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (11711143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5855561 + 5855562.

It is an arithmetic number, because the mean of its divisors is an integer number (5855562).

Almost surely, 2^11711123 is an apocalyptic number.

11711123 is a deficient number, since it is larger than the sum of its proper divisors (1).

11711123 is an equidigital number, since it uses as much as digits as its factorization.

11711123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 42, while the sum is 17.

The square root of 11711123 is about 3422.1518084387. The cubic root of 11711123 is about 227.0907863297.

Adding to 11711123 its reverse (32111711), we get a palindrome (43822834).

The spelling of 11711123 in words is "eleven million, seven hundred eleven thousand, one hundred twenty-three".