11140113154454 has 4 divisors (see below), whose sum is σ = 16710169731684. Its totient is φ = 5570056577226.

The previous prime is 11140113154441. The next prime is 11140113154483. The reversal of 11140113154454 is 45445131104111.

It is a happy number.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2785028288612 + ... + 2785028288615.

It is an arithmetic number, because the mean of its divisors is an integer number (4177542432921).

Almost surely, 2^{11140113154454} is an apocalyptic number.

11140113154454 is a deficient number, since it is larger than the sum of its proper divisors (5570056577230).

11140113154454 is an equidigital number, since it uses as much as digits as its factorization.

11140113154454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5570056577229.

The product of its (nonzero) digits is 19200, while the sum is 35.

Adding to 11140113154454 its reverse (45445131104111), we get a palindrome (56585244258565).

The spelling of 11140113154454 in words is "eleven trillion, one hundred forty billion, one hundred thirteen million, one hundred fifty-four thousand, four hundred fifty-four".