11113141511 has 2 divisors, whose sum is σ = 11113141512. Its totient is φ = 11113141510.

The previous prime is 11113141489. The next prime is 11113141531. The reversal of 11113141511 is 11514131111.

It is an a-pointer prime, because the next prime (11113141531) can be obtained adding 11113141511 to its sum of digits (20).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11113141511 is a prime.

It is a super-2 number, since 2×11113141511² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11113141531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5556570755 + 5556570756.

It is an arithmetic number, because the mean of its divisors is an integer number (5556570756).

Almost surely, 2^11113141511 is an apocalyptic number.

11113141511 is a deficient number, since it is larger than the sum of its proper divisors (1).

11113141511 is an equidigital number, since it uses as much as digits as its factorization.

11113141511 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60, while the sum is 20.

Adding to 11113141511 its reverse (11514131111), we get a palindrome (22627272622).

The spelling of 11113141511 in words is "eleven billion, one hundred thirteen million, one hundred forty-one thousand, five hundred eleven".