1103905989754 has 16 divisors (see below), whose sum is σ = 1728495610560. Its totient is φ = 527758640640.

The previous prime is 1103905989749. The next prime is 1103905989761. The reversal of 1103905989754 is 4579895093011.

It is a junction number, because it is equal to n+sod(n) for n = 1103905989692 and 1103905989701.

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 7 ways as a sum of consecutive naturals, for example, 4338552 + ... + 4585939.

It is an arithmetic number, because the mean of its divisors is an integer number (108030975660).

Almost surely, 2^{1103905989754} is an apocalyptic number.

1103905989754 is a deficient number, since it is larger than the sum of its proper divisors (624589620806).

1103905989754 is a wasteful number, since it uses less digits than its factorization.

1103905989754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8927205.

The product of its (nonzero) digits is 12247200, while the sum is 61.

The spelling of 1103905989754 in words is "one trillion, one hundred three billion, nine hundred five million, nine hundred eighty-nine thousand, seven hundred fifty-four".