104135321442415 has 4 divisors (see below), whose sum is σ = 124962385730904. Its totient is φ = 83308257153928.

The previous prime is 104135321442403. The next prime is 104135321442473. The reversal of 104135321442415 is 514244123531401.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104135321442415 is a prime.

It is a super-2 number, since 2×104135321442415² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10413532144237 + ... + 10413532144246.

It is an arithmetic number, because the mean of its divisors is an integer number (31240596432726).

Almost surely, 2^{104135321442415} is an apocalyptic number.

104135321442415 is a deficient number, since it is larger than the sum of its proper divisors (20827064288489).

104135321442415 is an equidigital number, since it uses as much as digits as its factorization.

104135321442415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20827064288488.

The product of its (nonzero) digits is 230400, while the sum is 40.

Adding to 104135321442415 its reverse (514244123531401), we get a palindrome (618379444973816).

The spelling of 104135321442415 in words is "one hundred four trillion, one hundred thirty-five billion, three hundred twenty-one million, four hundred forty-two thousand, four hundred fifteen".