2104403355 has 16 divisors (see below), whose sum is σ = 3741161760. Its totient is φ = 1122348384.

The previous prime is 2104403281. The next prime is 2104403369. The reversal of 2104403355 is 5533044012.

2104403355 is a `hidden beast` number, since 210 + 440 + 3 + 3 + 5 + 5 = 666.

It is not a de Polignac number, because 2104403355 - 2⁷ = 2104403227 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7793952 + ... + 7794221.

It is an arithmetic number, because the mean of its divisors is an integer number (233822610).

Almost surely, 2^2104403355 is an apocalyptic number.

2104403355 is a deficient number, since it is larger than the sum of its proper divisors (1636758405).

2104403355 is a wasteful number, since it uses less digits than its factorization.

2104403355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15588187 (or 15588181 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 2104403355 is about 45873.7763324538. The cubic root of 2104403355 is about 1281.4735948304.

Adding to 2104403355 its reverse (5533044012), we get a palindrome (7637447367).

The spelling of 2104403355 in words is "two billion, one hundred four million, four hundred three thousand, three hundred fifty-five".