104777 has 4 divisors (see below), whose sum is σ = 108420. Its totient is φ = 101136.

The previous prime is 104773. The next prime is 104779. The reversal of 104777 is 777401.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 17161 + 87616 = 131^2 + 296^2 .

It is a cyclic number.

It is not a de Polignac number, because 104777 - 2² = 104773 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104773) 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, 1778 + ... + 1835.

It is an arithmetic number, because the mean of its divisors is an integer number (27105).

2¹⁰⁴⁷⁷⁷ is an apocalyptic number.

It is an amenable number.

104777 is a deficient number, since it is larger than the sum of its proper divisors (3643).

104777 is an equidigital number, since it uses as much as digits as its factorization.

104777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3642.

The product of its (nonzero) digits is 1372, while the sum is 26.

The square root of 104777 is about 323.6927555569. The cubic root of 104777 is about 47.1435178533.

It can be divided in two parts, 104 and 777, that multiplied together give a palindrome (80808).

The spelling of 104777 in words is "one hundred four thousand, seven hundred seventy-seven", and thus it is an iban number.