104104406247 has 4 divisors (see below), whose sum is σ = 138805875000. Its totient is φ = 69402937496.

The previous prime is 104104406221. The next prime is 104104406299. The reversal of 104104406247 is 742604401401.

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

It is a cyclic number.

It is not a de Polignac number, because 104104406247 - 2⁸ = 104104405991 is a prime.

It is a super-3 number, since 3×104104406247³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104104406447) 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, 17350734372 + ... + 17350734377.

It is an arithmetic number, because the mean of its divisors is an integer number (34701468750).

Almost surely, 2^104104406247 is an apocalyptic number.

104104406247 is a deficient number, since it is larger than the sum of its proper divisors (34701468753).

104104406247 is an equidigital number, since it uses as much as digits as its factorization.

104104406247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34701468752.

The product of its (nonzero) digits is 21504, while the sum is 33.

Adding to 104104406247 its reverse (742604401401), we get a palindrome (846708807648).

The spelling of 104104406247 in words is "one hundred four billion, one hundred four million, four hundred six thousand, two hundred forty-seven".