104240012135 has 16 divisors (see below), whose sum is σ = 144971223552. Its totient is φ = 70472119200.

The previous prime is 104240012131. The next prime is 104240012141. The reversal of 104240012135 is 531210042401.

It is not a de Polignac number, because 104240012135 - 2² = 104240012131 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 104240012135.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104240012131) 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 15 ways as a sum of consecutive naturals, for example, 20971361 + ... + 20976330.

It is an arithmetic number, because the mean of its divisors is an integer number (9060701472).

Almost surely, 2^104240012135 is an apocalyptic number.

104240012135 is a deficient number, since it is larger than the sum of its proper divisors (40731211417).

104240012135 is an equidigital number, since it uses as much as digits as its factorization.

104240012135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41947774.

The product of its (nonzero) digits is 960, while the sum is 23.

Adding to 104240012135 its reverse (531210042401), we get a palindrome (635450054536).

The spelling of 104240012135 in words is "one hundred four billion, two hundred forty million, twelve thousand, one hundred thirty-five".