1103603887487 has 8 divisors (see below), whose sum is σ = 1108034443152. Its totient is φ = 1099173600000.

The previous prime is 1103603887483. The next prime is 1103603887523. The reversal of 1103603887487 is 7847883063011.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1103603887487 - 2² = 1103603887483 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 (1103603887483) 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, 14495183 + ... + 14571119.

It is an arithmetic number, because the mean of its divisors is an integer number (138504305394).

Almost surely, 2^{1103603887487} is an apocalyptic number.

1103603887487 is a deficient number, since it is larger than the sum of its proper divisors (4430555665).

1103603887487 is an equidigital number, since it uses as much as digits as its factorization.

1103603887487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134089.

The product of its (nonzero) digits is 5419008, while the sum is 56.

The spelling of 1103603887487 in words is "one trillion, one hundred three billion, six hundred three million, eight hundred eighty-seven thousand, four hundred eighty-seven".