104243204554 has 4 divisors (see below), whose sum is σ = 156364806834. Its totient is φ = 52121602276.

The previous prime is 104243204551. The next prime is 104243204557. The reversal of 104243204554 is 455402342401.

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

It is an interprime number because it is at equal distance from previous prime (104243204551) and next prime (104243204557).

It can be written as a sum of positive squares in only one way, i.e., 84493118329 + 19750086225 = 290677^2 + 140535^2 .

It is not an unprimeable number, because it can be changed into a prime (104243204551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26060801137 + ... + 26060801140.

Almost surely, 2^104243204554 is an apocalyptic number.

104243204554 is a deficient number, since it is larger than the sum of its proper divisors (52121602280).

104243204554 is an equidigital number, since it uses as much as digits as its factorization.

104243204554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52121602279.

The product of its (nonzero) digits is 76800, while the sum is 34.

Adding to 104243204554 its reverse (455402342401), we get a palindrome (559645546955).

The spelling of 104243204554 in words is "one hundred four billion, two hundred forty-three million, two hundred four thousand, five hundred fifty-four".