1103341620553 has 4 divisors (see below), whose sum is σ = 1130252391828. Its totient is φ = 1076430849280.

The previous prime is 1103341620551. The next prime is 1103341620559. The reversal of 1103341620553 is 3550261433011.

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

It can be written as a sum of positive squares in 2 ways, for example, as 147538187449 + 955803433104 = 384107^2 + 977652^2 .

It is a cyclic number.

It is not a de Polignac number, because 1103341620553 - 2¹ = 1103341620551 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1103341620551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13455385576 + ... + 13455385657.

It is an arithmetic number, because the mean of its divisors is an integer number (282563097957).

Almost surely, 2^{1103341620553} is an apocalyptic number.

It is an amenable number.

1103341620553 is a deficient number, since it is larger than the sum of its proper divisors (26910771275).

1103341620553 is an equidigital number, since it uses as much as digits as its factorization.

1103341620553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26910771274.

The product of its (nonzero) digits is 32400, while the sum is 34.

The spelling of 1103341620553 in words is "one trillion, one hundred three billion, three hundred forty-one million, six hundred twenty thousand, five hundred fifty-three".