104557 has 4 divisors (see below), whose sum is σ = 110080. Its totient is φ = 99036.

The previous prime is 104551. The next prime is 104561. The reversal of 104557 is 755401.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 104557 - 2³ = 104549 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 (104551) 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, 2733 + ... + 2770.

It is an arithmetic number, because the mean of its divisors is an integer number (27520).

2¹⁰⁴⁵⁵⁷ is an apocalyptic number.

It is an amenable number.

104557 is a deficient number, since it is larger than the sum of its proper divisors (5523).

104557 is an equidigital number, since it uses as much as digits as its factorization.

104557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5522.

The product of its (nonzero) digits is 700, while the sum is 22.

The square root of 104557 is about 323.3527485580. The cubic root of 104557 is about 47.1104990246.

Adding to 104557 its reverse (755401), we get a palindrome (859958).

The spelling of 104557 in words is "one hundred four thousand, five hundred fifty-seven".