104135651 has 4 divisors (see below), whose sum is σ = 108663312. Its totient is φ = 99607992.

The previous prime is 104135641. The next prime is 104135663. The reversal of 104135651 is 156531401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 156531401 = 13 ⋅12040877.

It is a cyclic number.

It is not a de Polignac number, because 104135651 - 2¹⁰ = 104134627 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 104135651.

It is not an unprimeable number, because it can be changed into a prime (104135641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2263796 + ... + 2263841.

It is an arithmetic number, because the mean of its divisors is an integer number (27165828).

Almost surely, 2^104135651 is an apocalyptic number.

104135651 is a deficient number, since it is larger than the sum of its proper divisors (4527661).

104135651 is an equidigital number, since it uses as much as digits as its factorization.

104135651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4527660.

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 104135651 is about 10204.6876973281. The cubic root of 104135651 is about 470.4713108292.

The spelling of 104135651 in words is "one hundred four million, one hundred thirty-five thousand, six hundred fifty-one".