104487047 has 8 divisors (see below), whose sum is σ = 119673216. Its totient is φ = 89365752.

The previous prime is 104487043. The next prime is 104487067. The reversal of 104487047 is 740784401.

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

It is not a de Polignac number, because 104487047 - 2² = 104487043 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 104486998 and 104487016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104487043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12713 + ... + 19250.

It is an arithmetic number, because the mean of its divisors is an integer number (14959152).

Almost surely, 2^104487047 is an apocalyptic number.

104487047 is a deficient number, since it is larger than the sum of its proper divisors (15186169).

104487047 is an equidigital number, since it uses as much as digits as its factorization.

104487047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32437.

The product of its (nonzero) digits is 25088, while the sum is 35.

The square root of 104487047 is about 10221.8905785574. The cubic root of 104487047 is about 470.9999038350. Note that the first 4 decimals are identical.

The spelling of 104487047 in words is "one hundred four million, four hundred eighty-seven thousand, forty-seven".