1104555380842 has 4 divisors (see below), whose sum is σ = 1656833071266. Its totient is φ = 552277690420.

The previous prime is 1104555380821. The next prime is 1104555380843. The reversal of 1104555380842 is 2480835554011.

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

It can be written as a sum of positive squares in only one way, i.e., 1093657899961 + 10897480881 = 1045781^2 + 104391^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1104555380792 and 1104555380801.

It is not an unprimeable number, because it can be changed into a prime (1104555380843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276138845209 + ... + 276138845212.

Almost surely, 2^{1104555380842} is an apocalyptic number.

1104555380842 is a deficient number, since it is larger than the sum of its proper divisors (552277690424).

1104555380842 is an equidigital number, since it uses as much as digits as its factorization.

1104555380842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552277690423.

The product of its (nonzero) digits is 768000, while the sum is 46.

The spelling of 1104555380842 in words is "one trillion, one hundred four billion, five hundred fifty-five million, three hundred eighty thousand, eight hundred forty-two".