1115155102503 has 8 divisors (see below), whose sum is σ = 1601248352368. Its totient is φ = 686249293824.

The previous prime is 1115155102487. The next prime is 1115155102531. The reversal of 1115155102503 is 3052015515111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1115155102503 - 2⁴ = 1115155102487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1115155122503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14296860250 + ... + 14296860327.

It is an arithmetic number, because the mean of its divisors is an integer number (200156044046).

Almost surely, 2^{1115155102503} is an apocalyptic number.

1115155102503 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1115155102503 is a deficient number, since it is larger than the sum of its proper divisors (486093249865).

1115155102503 is a wasteful number, since it uses less digits than its factorization.

1115155102503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28593720593.

The product of its (nonzero) digits is 3750, while the sum is 30.

The spelling of 1115155102503 in words is "one trillion, one hundred fifteen billion, one hundred fifty-five million, one hundred two thousand, five hundred three".