1103508555075 has 36 divisors (see below), whose sum is σ = 2027236224520. Its totient is φ = 588523340160.

The previous prime is 1103508555059. The next prime is 1103508555101. The reversal of 1103508555075 is 5705558053011.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

1103508555075 is a `hidden beast` number, since 1 + 10 + 3 + 5 + 0 + 85 + 550 + 7 + 5 = 666.

It is not a de Polignac number, because 1103508555075 - 2⁴ = 1103508555059 is a prime.

It is a super-2 number, since 2×1103508555075² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 1103508555075.

It is an unprimeable number.

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 35 ways as a sum of consecutive naturals, for example, 27272059 + ... + 27312491.

Almost surely, 2^{1103508555075} is an apocalyptic number.

1103508555075 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1103508555075 is a deficient number, since it is larger than the sum of its proper divisors (923727669445).

1103508555075 is an frugal number, since it uses more digits than its factorization.

1103508555075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80885 (or 40441 counting only the distinct ones).

The product of its (nonzero) digits is 525000, while the sum is 45.

The spelling of 1103508555075 in words is "one trillion, one hundred three billion, five hundred eight million, five hundred fifty-five thousand, seventy-five".