1111723 has 2 divisors, whose sum is σ = 1111724. Its totient is φ = 1111722.

The previous prime is 1111711. The next prime is 1111727. The reversal of 1111723 is 3271111.

It is a strong prime.

It is an emirp because it is prime and its reverse (3271111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1111723 - 2⁹ = 1111211 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1111697 and 1111706.

It is not a weakly prime, because it can be changed into another prime (1111727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555861 + 555862.

It is an arithmetic number, because the mean of its divisors is an integer number (555862).

2^1111723 is an apocalyptic number.

1111723 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111723 is an equidigital number, since it uses as much as digits as its factorization.

1111723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 42, while the sum is 16.

The square root of 1111723 is about 1054.3827578256. The cubic root of 1111723 is about 103.5934261865.

Adding to 1111723 its reverse (3271111), we get a palindrome (4382834).

The spelling of 1111723 in words is "one million, one hundred eleven thousand, seven hundred twenty-three".