1104340681 has 4 divisors (see below), whose sum is σ = 1104451600. Its totient is φ = 1104229764.

The previous prime is 1104340649. The next prime is 1104340691. The reversal of 1104340681 is 1860434011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1860434011 = 1471 ⋅1264741.

It is a cyclic number.

It is not a de Polignac number, because 1104340681 - 2⁵ = 1104340649 is a prime.

It is a super-2 number, since 2×1104340681² = 2439136679423087522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1104340631) 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, 38871 + ... + 60988.

It is an arithmetic number, because the mean of its divisors is an integer number (276112900).

Almost surely, 2^1104340681 is an apocalyptic number.

It is an amenable number.

1104340681 is a deficient number, since it is larger than the sum of its proper divisors (110919).

1104340681 is an equidigital number, since it uses as much as digits as its factorization.

1104340681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110918.

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 1104340681 is about 33231.6217028300. The cubic root of 1104340681 is about 1033.6361511282.

Adding to 1104340681 its reverse (1860434011), we get a palindrome (2964774692).

The spelling of 1104340681 in words is "one billion, one hundred four million, three hundred forty thousand, six hundred eighty-one".