1103585020379 has 4 divisors (see below), whose sum is σ = 1104203970576. Its totient is φ = 1102966070184.

The previous prime is 1103585020357. The next prime is 1103585020411. The reversal of 1103585020379 is 9730205853011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1103585020379 - 2²⁴ = 1103568243163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1103585020339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 309472424 + ... + 309475989.

It is an arithmetic number, because the mean of its divisors is an integer number (276050992644).

Almost surely, 2^{1103585020379} is an apocalyptic number.

1103585020379 is a deficient number, since it is larger than the sum of its proper divisors (618950197).

1103585020379 is an equidigital number, since it uses as much as digits as its factorization.

1103585020379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 618950196.

The product of its (nonzero) digits is 226800, while the sum is 44.

The spelling of 1103585020379 in words is "one trillion, one hundred three billion, five hundred eighty-five million, twenty thousand, three hundred seventy-nine".