3534068921 has 4 divisors (see below), whose sum is σ = 3534191232. Its totient is φ = 3533946612.

The previous prime is 3534068917. The next prime is 3534068927. The reversal of 3534068921 is 1298604353.

3534068921 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 3534068921 - 2² = 3534068917 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3534068927) 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 3 ways as a sum of consecutive naturals, for example, 9056 + ... + 84558.

It is an arithmetic number, because the mean of its divisors is an integer number (883547808).

Almost surely, 2^3534068921 is an apocalyptic number.

It is an amenable number.

3534068921 is a deficient number, since it is larger than the sum of its proper divisors (122311).

3534068921 is an equidigital number, since it uses as much as digits as its factorization.

3534068921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122310.

The product of its (nonzero) digits is 155520, while the sum is 41.

The square root of 3534068921 is about 59448.0354679614. The cubic root of 3534068921 is about 1523.2049355853.

The spelling of 3534068921 in words is "three billion, five hundred thirty-four million, sixty-eight thousand, nine hundred twenty-one".