1115012073503 has 4 divisors (see below), whose sum is σ = 1136050037208. Its totient is φ = 1093974109800.

The previous prime is 1115012073499. The next prime is 1115012073521. The reversal of 1115012073503 is 3053702105111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1115012073503 - 2² = 1115012073499 is a prime.

It is a super-3 number, since 3×1115012073503³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1115012073583) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 10518981773 + ... + 10518981878.

It is an arithmetic number, because the mean of its divisors is an integer number (284012509302).

Almost surely, 2^{1115012073503} is an apocalyptic number.

1115012073503 is a deficient number, since it is larger than the sum of its proper divisors (21037963705).

1115012073503 is an equidigital number, since it uses as much as digits as its factorization.

1115012073503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21037963704.

The product of its (nonzero) digits is 3150, while the sum is 29.

Adding to 1115012073503 its reverse (3053702105111), we get a palindrome (4168714178614).

The spelling of 1115012073503 in words is "one trillion, one hundred fifteen billion, twelve million, seventy-three thousand, five hundred three".