104644651 has 4 divisors (see below), whose sum is σ = 104716512. Its totient is φ = 104572792.

The previous prime is 104644649. The next prime is 104644663. The reversal of 104644651 is 156446401.

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 104644651 - 2¹ = 104644649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104644051) 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, 33700 + ... + 36673.

It is an arithmetic number, because the mean of its divisors is an integer number (26179128).

Almost surely, 2^104644651 is an apocalyptic number.

104644651 is a deficient number, since it is larger than the sum of its proper divisors (71861).

104644651 is an equidigital number, since it uses as much as digits as its factorization.

104644651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71860.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 104644651 is about 10229.5968151242. The cubic root of 104644651 is about 471.2365972168.

The spelling of 104644651 in words is "one hundred four million, six hundred forty-four thousand, six hundred fifty-one".