11481523 has 2 divisors, whose sum is σ = 11481524. Its totient is φ = 11481522.

The previous prime is 11481521. The next prime is 11481527. The reversal of 11481523 is 32518411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11481523 - 2¹ = 11481521 is a prime.

Together with 11481521, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (11481521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5740761 + 5740762.

It is an arithmetic number, because the mean of its divisors is an integer number (5740762).

Almost surely, 2^11481523 is an apocalyptic number.

11481523 is a deficient number, since it is larger than the sum of its proper divisors (1).

11481523 is an equidigital number, since it uses as much as digits as its factorization.

11481523 is an evil number, because the sum of its binary digits is even.

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

The square root of 11481523 is about 3388.4396113846. The cubic root of 11481523 is about 225.5969203321.

Adding to 11481523 its reverse (32518411), we get a palindrome (43999934).

The spelling of 11481523 in words is "eleven million, four hundred eighty-one thousand, five hundred twenty-three".