1101358485903 has 32 divisors (see below), whose sum is σ = 1671084656640. Its totient is φ = 640085022720.

The previous prime is 1101358485869. The next prime is 1101358485907. The reversal of 1101358485903 is 3095848531011.

It is not a de Polignac number, because 1101358485903 - 2²¹ = 1101356388751 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101358485907) 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 31 ways as a sum of consecutive naturals, for example, 7700178 + ... + 7841903.

It is an arithmetic number, because the mean of its divisors is an integer number (52221395520).

Almost surely, 2^{1101358485903} is an apocalyptic number.

1101358485903 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1101358485903 is a deficient number, since it is larger than the sum of its proper divisors (569726170737).

1101358485903 is a wasteful number, since it uses less digits than its factorization.

1101358485903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15542199.

The product of its (nonzero) digits is 518400, while the sum is 48.

The spelling of 1101358485903 in words is "one trillion, one hundred one billion, three hundred fifty-eight million, four hundred eighty-five thousand, nine hundred three".