11013450115 has 4 divisors (see below), whose sum is σ = 13216140144. Its totient is φ = 8810760088.

The previous prime is 11013450113. The next prime is 11013450127. The reversal of 11013450115 is 51105431011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 51105431011 = 61 ⋅837793951.

It is a cyclic number.

It is not a de Polignac number, because 11013450115 - 2¹ = 11013450113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11013450113) 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, 1101345007 + ... + 1101345016.

It is an arithmetic number, because the mean of its divisors is an integer number (3304035036).

Almost surely, 2^11013450115 is an apocalyptic number.

11013450115 is a deficient number, since it is larger than the sum of its proper divisors (2202690029).

11013450115 is an equidigital number, since it uses as much as digits as its factorization.

11013450115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2202690028.

The product of its (nonzero) digits is 300, while the sum is 22.

Adding to 11013450115 its reverse (51105431011), we get a palindrome (62118881126).

The spelling of 11013450115 in words is "eleven billion, thirteen million, four hundred fifty thousand, one hundred fifteen".