104621173 has 4 divisors (see below), whose sum is σ = 104650828. Its totient is φ = 104591520.

The previous prime is 104621171. The next prime is 104621177. The reversal of 104621173 is 371126401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 371126401 = 263 ⋅1411127.

It can be written as a sum of positive squares in 2 ways, for example, as 65658609 + 38962564 = 8103^2 + 6242^2 .

It is a cyclic number.

It is not a de Polignac number, because 104621173 - 2¹ = 104621171 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104621171) 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, 8688 + ... + 16873.

It is an arithmetic number, because the mean of its divisors is an integer number (26162707).

Almost surely, 2^104621173 is an apocalyptic number.

It is an amenable number.

104621173 is a deficient number, since it is larger than the sum of its proper divisors (29655).

104621173 is an equidigital number, since it uses as much as digits as its factorization.

104621173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29654.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 104621173 is about 10228.4491981923. The cubic root of 104621173 is about 471.2013524774.

Adding to 104621173 its reverse (371126401), we get a palindrome (475747574).

The spelling of 104621173 in words is "one hundred four million, six hundred twenty-one thousand, one hundred seventy-three".