104140507 has 4 divisors (see below), whose sum is σ = 104179816. Its totient is φ = 104101200.

The previous prime is 104140499. The next prime is 104140513. The reversal of 104140507 is 705041401.

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 104140507 - 2³ = 104140499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104140207) 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, 15369 + ... + 21082.

It is an arithmetic number, because the mean of its divisors is an integer number (26044954).

Almost surely, 2^104140507 is an apocalyptic number.

104140507 is a deficient number, since it is larger than the sum of its proper divisors (39309).

104140507 is an equidigital number, since it uses as much as digits as its factorization.

104140507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39308.

The product of its (nonzero) digits is 560, while the sum is 22.

The square root of 104140507 is about 10204.9256244227. The cubic root of 104140507 is about 470.4786236408.

Adding to 104140507 its reverse (705041401), we get a palindrome (809181908).

The spelling of 104140507 in words is "one hundred four million, one hundred forty thousand, five hundred seven".