1115401520013 has 32 divisors (see below), whose sum is σ = 1649939665920. Its totient is φ = 664621424640.

The previous prime is 1115401519937. The next prime is 1115401520083. The reversal of 1115401520013 is 3100251045111.

It is not a de Polignac number, because 1115401520013 - 2¹⁸ = 1115401257869 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1115401520083) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 707956 + ... + 1652877.

It is an arithmetic number, because the mean of its divisors is an integer number (51560614560).

Almost surely, 2^{1115401520013} is an apocalyptic number.

It is an amenable number.

1115401520013 is a deficient number, since it is larger than the sum of its proper divisors (534538145907).

1115401520013 is a wasteful number, since it uses less digits than its factorization.

1115401520013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2361089.

The product of its (nonzero) digits is 600, while the sum is 24.

Adding to 1115401520013 its reverse (3100251045111), we get a palindrome (4215652565124).

The spelling of 1115401520013 in words is "one trillion, one hundred fifteen billion, four hundred one million, five hundred twenty thousand, thirteen".