104531173 has 2 divisors, whose sum is σ = 104531174. Its totient is φ = 104531172.

The previous prime is 104531171. The next prime is 104531227. The reversal of 104531173 is 371135401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98069409 + 6461764 = 9903^2 + 2542^2 .

It is a cyclic number.

It is not a de Polignac number, because 104531173 - 2¹ = 104531171 is a prime.

It is a super-2 number, since 2×104531173² = 21853532257511858, which contains 22 as substring.

Together with 104531171, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104531171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52265586 + 52265587.

It is an arithmetic number, because the mean of its divisors is an integer number (52265587).

Almost surely, 2^104531173 is an apocalyptic number.

It is an amenable number.

104531173 is a deficient number, since it is larger than the sum of its proper divisors (1).

104531173 is an equidigital number, since it uses as much as digits as its factorization.

104531173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1260, while the sum is 25.

The square root of 104531173 is about 10224.0487577085. The cubic root of 104531173 is about 471.0661972732.

Adding to 104531173 its reverse (371135401), we get a palindrome (475666574).

The spelling of 104531173 in words is "one hundred four million, five hundred thirty-one thousand, one hundred seventy-three".