11618723 has 2 divisors, whose sum is σ = 11618724. Its totient is φ = 11618722.

The previous prime is 11618687. The next prime is 11618741. The reversal of 11618723 is 32781611.

It is a strong prime.

It is an emirp because it is prime and its reverse (32781611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11618723 - 2¹² = 11614627 is a prime.

It is not a weakly prime, because it can be changed into another prime (11618323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5809361 + 5809362.

It is an arithmetic number, because the mean of its divisors is an integer number (5809362).

Almost surely, 2^11618723 is an apocalyptic number.

11618723 is a deficient number, since it is larger than the sum of its proper divisors (1).

11618723 is an equidigital number, since it uses as much as digits as its factorization.

11618723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2016, while the sum is 29.

The square root of 11618723 is about 3408.6247960138. The cubic root of 11618723 is about 226.4919648172.

The spelling of 11618723 in words is "eleven million, six hundred eighteen thousand, seven hundred twenty-three".