104811547 has 4 divisors (see below), whose sum is σ = 105054040. Its totient is φ = 104569056.

The previous prime is 104811541. The next prime is 104811557. The reversal of 104811547 is 745118401.

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 104811547 - 2⁷ = 104811419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104811541) 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, 120597 + ... + 121462.

It is an arithmetic number, because the mean of its divisors is an integer number (26263510).

Almost surely, 2^104811547 is an apocalyptic number.

104811547 is a deficient number, since it is larger than the sum of its proper divisors (242493).

104811547 is an equidigital number, since it uses as much as digits as its factorization.

104811547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242492.

The product of its (nonzero) digits is 4480, while the sum is 31.

The square root of 104811547 is about 10237.7510714024. The cubic root of 104811547 is about 471.4869866002.

Adding to 104811547 its reverse (745118401), we get a palindrome (849929948).

The spelling of 104811547 in words is "one hundred four million, eight hundred eleven thousand, five hundred forty-seven".