1103371776987 has 8 divisors (see below), whose sum is σ = 1472763202560. Its totient is φ = 734780768040.

The previous prime is 1103371776979. The next prime is 1103371777031. The reversal of 1103371776987 is 7896771733011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1103371776987 - 2³ = 1103371776979 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1103371776987.

It is not an unprimeable number, because it can be changed into a prime (1103371777987) 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 7 ways as a sum of consecutive naturals, for example, 200100939 + ... + 200106452.

It is an arithmetic number, because the mean of its divisors is an integer number (184095400320).

Almost surely, 2^{1103371776987} is an apocalyptic number.

1103371776987 is a deficient number, since it is larger than the sum of its proper divisors (369391425573).

1103371776987 is an equidigital number, since it uses as much as digits as its factorization.

1103371776987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400208313.

The product of its (nonzero) digits is 9335088, while the sum is 60.

The spelling of 1103371776987 in words is "one trillion, one hundred three billion, three hundred seventy-one million, seven hundred seventy-six thousand, nine hundred eighty-seven".