11218073 has 2 divisors, whose sum is σ = 11218074. Its totient is φ = 11218072.

The previous prime is 11218069. The next prime is 11218093. The reversal of 11218073 is 37081211.

It is a happy number.

11218073 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10163344 + 1054729 = 3188^2 + 1027^2 .

It is a cyclic number.

It is not a de Polignac number, because 11218073 - 2² = 11218069 is a prime.

It is not a weakly prime, because it can be changed into another prime (11218013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5609036 + 5609037.

It is an arithmetic number, because the mean of its divisors is an integer number (5609037).

Almost surely, 2^11218073 is an apocalyptic number.

It is an amenable number.

11218073 is a deficient number, since it is larger than the sum of its proper divisors (1).

11218073 is an equidigital number, since it uses as much as digits as its factorization.

11218073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 23.

The square root of 11218073 is about 3349.3391885565. The cubic root of 11218073 is about 223.8580693684.

Adding to 11218073 its reverse (37081211), we get a palindrome (48299284).

The spelling of 11218073 in words is "eleven million, two hundred eighteen thousand, seventy-three".