104004554 has 4 divisors (see below), whose sum is σ = 156006834. Its totient is φ = 52002276.

The previous prime is 104004553. The next prime is 104004557. The reversal of 104004554 is 455400401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 455400401 = 43 ⋅10590707.

It can be written as a sum of positive squares in only one way, i.e., 103327225 + 677329 = 10165^2 + 823^2 .

It is not an unprimeable number, because it can be changed into a prime (104004553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26001137 + ... + 26001140.

Almost surely, 2^104004554 is an apocalyptic number.

104004554 is a deficient number, since it is larger than the sum of its proper divisors (52002280).

104004554 is an equidigital number, since it uses as much as digits as its factorization.

104004554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52002279.

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 104004554 is about 10198.2623029612. The cubic root of 104004554 is about 470.2738015325.

Adding to 104004554 its reverse (455400401), we get a palindrome (559404955).

The spelling of 104004554 in words is "one hundred four million, four thousand, five hundred fifty-four".