1135103987 has 4 divisors (see below), whose sum is σ = 1135173096. Its totient is φ = 1135034880.

The previous prime is 1135103969. The next prime is 1135103999. The reversal of 1135103987 is 7893015311.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1135103987 - 2¹⁰ = 1135102963 is a prime.

It is a super-3 number, since 3×1135103987³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1135103987.

It is not an unprimeable number, because it can be changed into a prime (1135103087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5768 + ... + 47994.

It is an arithmetic number, because the mean of its divisors is an integer number (283793274).

Almost surely, 2^1135103987 is an apocalyptic number.

1135103987 is a deficient number, since it is larger than the sum of its proper divisors (69109).

1135103987 is an equidigital number, since it uses as much as digits as its factorization.

1135103987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69108.

The product of its (nonzero) digits is 22680, while the sum is 38.

The square root of 1135103987 is about 33691.3043232226. The cubic root of 1135103987 is about 1043.1462865517.

The spelling of 1135103987 in words is "one billion, one hundred thirty-five million, one hundred three thousand, nine hundred eighty-seven".