104272117 has 4 divisors (see below), whose sum is σ = 104875020. Its totient is φ = 103669216.

The previous prime is 104272099. The next prime is 104272121. The reversal of 104272117 is 711272401.

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 64657681 + 39614436 = 8041^2 + 6294^2 .

It is a cyclic number.

It is not a de Polignac number, because 104272117 - 2¹¹ = 104270069 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 104272091 and 104272100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104212117) 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, 301192 + ... + 301537.

It is an arithmetic number, because the mean of its divisors is an integer number (26218755).

Almost surely, 2^104272117 is an apocalyptic number.

It is an amenable number.

104272117 is a deficient number, since it is larger than the sum of its proper divisors (602903).

104272117 is an equidigital number, since it uses as much as digits as its factorization.

104272117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 602902.

The product of its (nonzero) digits is 784, while the sum is 25.

The square root of 104272117 is about 10211.3719450424. The cubic root of 104272117 is about 470.6767329951.

It can be divided in two parts, 10427 and 2117, that added together give a square (12544 = 112²).

The spelling of 104272117 in words is "one hundred four million, two hundred seventy-two thousand, one hundred seventeen".