11031232523 has 4 divisors (see below), whose sum is σ = 11046969648. Its totient is φ = 11015495400.

The previous prime is 11031232507. The next prime is 11031232529. The reversal of 11031232523 is 32523213011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11031232523 - 2⁴ = 11031232507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11031232529) 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 in 3 ways as a sum of consecutive naturals, for example, 7867511 + ... + 7868912.

It is an arithmetic number, because the mean of its divisors is an integer number (2761742412).

Almost surely, 2^11031232523 is an apocalyptic number.

11031232523 is a deficient number, since it is larger than the sum of its proper divisors (15737125).

11031232523 is an equidigital number, since it uses as much as digits as its factorization.

11031232523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15737124.

The product of its (nonzero) digits is 1080, while the sum is 23.

Adding to 11031232523 its reverse (32523213011), we get a palindrome (43554445534).

The spelling of 11031232523 in words is "eleven billion, thirty-one million, two hundred thirty-two thousand, five hundred twenty-three".