104387723 has 4 divisors (see below), whose sum is σ = 113877528. Its totient is φ = 94897920.

The previous prime is 104387713. The next prime is 104387747. The reversal of 104387723 is 327783401.

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 104387723 - 2⁴ = 104387707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104387713) 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 3 ways as a sum of consecutive naturals, for example, 4744886 + ... + 4744907.

It is an arithmetic number, because the mean of its divisors is an integer number (28469382).

Almost surely, 2^104387723 is an apocalyptic number.

104387723 is a deficient number, since it is larger than the sum of its proper divisors (9489805).

104387723 is an equidigital number, since it uses as much as digits as its factorization.

104387723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9489804.

The product of its (nonzero) digits is 28224, while the sum is 35.

The square root of 104387723 is about 10217.0310266731. The cubic root of 104387723 is about 470.8506144352.

The spelling of 104387723 in words is "one hundred four million, three hundred eighty-seven thousand, seven hundred twenty-three".