104172104 has 8 divisors (see below), whose sum is σ = 195322710. Its totient is φ = 52086048.

The previous prime is 104172091. The next prime is 104172109. The reversal of 104172104 is 401271401.

It can be written as a sum of positive squares in only one way, i.e., 81036004 + 23136100 = 9002^2 + 4810^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (104172109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6510749 + ... + 6510764.

Almost surely, 2^104172104 is an apocalyptic number.

It is an amenable number.

104172104 is a deficient number, since it is larger than the sum of its proper divisors (91150606).

104172104 is a wasteful number, since it uses less digits than its factorization.

104172104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13021519 (or 13021515 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 20.

The square root of 104172104 is about 10206.4736319652. The cubic root of 104172104 is about 470.5262010606.

It can be divided in two parts, 10417 and 2104, that added together give a palindrome (12521).

The spelling of 104172104 in words is "one hundred four million, one hundred seventy-two thousand, one hundred four".