11418523 has 2 divisors, whose sum is σ = 11418524. Its totient is φ = 11418522.

The previous prime is 11418499. The next prime is 11418527. The reversal of 11418523 is 32581411.

It is a strong prime.

It is an emirp because it is prime and its reverse (32581411) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11418523 is a prime.

It is not a weakly prime, because it can be changed into another prime (11418527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5709261 + 5709262.

It is an arithmetic number, because the mean of its divisors is an integer number (5709262).

Almost surely, 2^11418523 is an apocalyptic number.

11418523 is a deficient number, since it is larger than the sum of its proper divisors (1).

11418523 is an equidigital number, since it uses as much as digits as its factorization.

11418523 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 960, while the sum is 25.

The square root of 11418523 is about 3379.1305094654. The cubic root of 11418523 is about 225.1835407733.

Adding to 11418523 its reverse (32581411), we get a palindrome (43999934).

The spelling of 11418523 in words is "eleven million, four hundred eighteen thousand, five hundred twenty-three".