1103555530064 has 40 divisors (see below), whose sum is σ = 2308686713760. Its totient is φ = 507989397888.

The previous prime is 1103555530027. The next prime is 1103555530073. The reversal of 1103555530064 is 4600355553011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6920582 + ... + 7078245.

It is an arithmetic number, because the mean of its divisors is an integer number (57717167844).

Almost surely, 2^{1103555530064} is an apocalyptic number.

It is an amenable number.

1103555530064 is an abundant number, since it is smaller than the sum of its proper divisors (1205131183696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1103555530064 is a wasteful number, since it uses less digits than its factorization.

1103555530064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13999227 (or 13999221 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 38.

The spelling of 1103555530064 in words is "one trillion, one hundred three billion, five hundred fifty-five million, five hundred thirty thousand, sixty-four".