11143340511415 has 16 divisors (see below), whose sum is σ = 15307808601600. Its totient is φ = 7628391257760.

The previous prime is 11143340511367. The next prime is 11143340511449. The reversal of 11143340511415 is 51411504334111.

It is not a de Polignac number, because 11143340511415 - 2¹⁷ = 11143340380343 is a prime.

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 in 15 ways as a sum of consecutive naturals, for example, 265739601 + ... + 265781530.

It is an arithmetic number, because the mean of its divisors is an integer number (956738037600).

Almost surely, 2^{11143340511415} is an apocalyptic number.

11143340511415 is a deficient number, since it is larger than the sum of its proper divisors (4164468090185).

11143340511415 is an equidigital number, since it uses as much as digits as its factorization.

11143340511415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531521742.

The product of its (nonzero) digits is 14400, while the sum is 34.

Adding to 11143340511415 its reverse (51411504334111), we get a palindrome (62554844845526).

The spelling of 11143340511415 in words is "eleven trillion, one hundred forty-three billion, three hundred forty million, five hundred eleven thousand, four hundred fifteen".