11111452514 has 8 divisors (see below), whose sum is σ = 16678862928. Its totient is φ = 5551831540.

The previous prime is 11111452511. The next prime is 11111452523. The reversal of 11111452514 is 41525411111.

11111452514 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (11111452511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1943792 + ... + 1949499.

It is an arithmetic number, because the mean of its divisors is an integer number (2084857866).

Almost surely, 2^11111452514 is an apocalyptic number.

11111452514 is a deficient number, since it is larger than the sum of its proper divisors (5567410414).

11111452514 is a wasteful number, since it uses less digits than its factorization.

11111452514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3894720.

The product of its digits is 800, while the sum is 26.

Adding to 11111452514 its reverse (41525411111), we get a palindrome (52636863625).

The spelling of 11111452514 in words is "eleven billion, one hundred eleven million, four hundred fifty-two thousand, five hundred fourteen".