104535520121 has 8 divisors (see below), whose sum is σ = 105588126600. Its totient is φ = 103484615040.

The previous prime is 104535520091. The next prime is 104535520123. The reversal of 104535520121 is 121025535401.

It can be written as a sum of positive squares in 4 ways, for example, as 30039822400 + 74495697721 = 173320^2 + 272939^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 104535520121 - 2⁶ = 104535520057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104535520123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 301670 + ... + 547791.

It is an arithmetic number, because the mean of its divisors is an integer number (13198515825).

Almost surely, 2^104535520121 is an apocalyptic number.

It is an amenable number.

104535520121 is a deficient number, since it is larger than the sum of its proper divisors (1052606479).

104535520121 is a wasteful number, since it uses less digits than its factorization.

104535520121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 850699.

The product of its (nonzero) digits is 6000, while the sum is 29.

The spelling of 104535520121 in words is "one hundred four billion, five hundred thirty-five million, five hundred twenty thousand, one hundred twenty-one".