104261563 has 6 divisors (see below), whose sum is σ = 121283916. Its totient is φ = 89367012.

The previous prime is 104261551. The next prime is 104261579. The reversal of 104261563 is 365162401.

It is a de Polignac number, because none of the positive numbers 2^k-104261563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104261503) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1063845 + ... + 1063942.

It is an arithmetic number, because the mean of its divisors is an integer number (20213986).

Almost surely, 2^104261563 is an apocalyptic number.

104261563 is a deficient number, since it is larger than the sum of its proper divisors (17022353).

104261563 is an equidigital number, since it uses as much as digits as its factorization.

104261563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2127801 (or 2127794 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 104261563 is about 10210.8551551768. The cubic root of 104261563 is about 470.6608524638.

The spelling of 104261563 in words is "one hundred four million, two hundred sixty-one thousand, five hundred sixty-three".