104135807 has 2 divisors, whose sum is σ = 104135808. Its totient is φ = 104135806.

The previous prime is 104135803. The next prime is 104135813. The reversal of 104135807 is 708531401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 104135807 - 2² = 104135803 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 104135807.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104135803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52067903 + 52067904.

It is an arithmetic number, because the mean of its divisors is an integer number (52067904).

Almost surely, 2^104135807 is an apocalyptic number.

104135807 is a deficient number, since it is larger than the sum of its proper divisors (1).

104135807 is an equidigital number, since it uses as much as digits as its factorization.

104135807 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 104135807 is about 10204.6953408713. The cubic root of 104135807 is about 470.4715457583.

The spelling of 104135807 in words is "one hundred four million, one hundred thirty-five thousand, eight hundred seven".