104745 has 8 divisors (see below), whose sum is σ = 167616. Its totient is φ = 55856.

The previous prime is 104743. The next prime is 104759. The reversal of 104745 is 547401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 104745 - 2¹ = 104743 is a prime.

It is not an unprimeable number, because it can be changed into a prime (104743) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3477 + ... + 3506.

It is an arithmetic number, because the mean of its divisors is an integer number (20952).

2¹⁰⁴⁷⁴⁵ is an apocalyptic number.

104745 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

104745 is a deficient number, since it is larger than the sum of its proper divisors (62871).

104745 is an equidigital number, since it uses as much as digits as its factorization.

104745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6991.

The product of its (nonzero) digits is 560, while the sum is 21.

The square root of 104745 is about 323.6433221928. The cubic root of 104745 is about 47.1387179889.

The spelling of 104745 in words is "one hundred four thousand, seven hundred forty-five".