111343011513 has 4 divisors (see below), whose sum is σ = 148457348688. Its totient is φ = 74228674340.

The previous prime is 111343011503. The next prime is 111343011517. The reversal of 111343011513 is 315110343111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 111343011513 - 2⁸ = 111343011257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111343011517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18557168583 + ... + 18557168588.

It is an arithmetic number, because the mean of its divisors is an integer number (37114337172).

Almost surely, 2^111343011513 is an apocalyptic number.

It is an amenable number.

111343011513 is a deficient number, since it is larger than the sum of its proper divisors (37114337175).

111343011513 is an equidigital number, since it uses as much as digits as its factorization.

111343011513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37114337174.

The product of its (nonzero) digits is 540, while the sum is 24.

Adding to 111343011513 its reverse (315110343111), we get a palindrome (426453354624).

The spelling of 111343011513 in words is "one hundred eleven billion, three hundred forty-three million, eleven thousand, five hundred thirteen".