13835345421 has 8 divisors (see below), whose sum is σ = 18447673024. Its totient is φ = 9223290720.

The previous prime is 13835345371. The next prime is 13835345423. The reversal of 13835345421 is 12454353831.

13835345421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 13835345421 - 2⁹ = 13835344909 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 13835345421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13835345423) 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 7 ways as a sum of consecutive naturals, for example, 147681 + ... + 222441.

It is an arithmetic number, because the mean of its divisors is an integer number (2305959128).

Almost surely, 2^13835345421 is an apocalyptic number.

It is an amenable number.

13835345421 is a deficient number, since it is larger than the sum of its proper divisors (4612327603).

13835345421 is an equidigital number, since it uses as much as digits as its factorization.

13835345421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136451.

The product of its digits is 172800, while the sum is 39.

The spelling of 13835345421 in words is "thirteen billion, eight hundred thirty-five million, three hundred forty-five thousand, four hundred twenty-one".