4053421512521 has 8 divisors (see below), whose sum is σ = 4085391458304. Its totient is φ = 4021452398880.

The previous prime is 4053421512463. The next prime is 4053421512541. The reversal of 4053421512521 is 1252151243504.

4053421512521 is digitally balanced in base 3, 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 a cyclic number.

It is not a de Polignac number, because 4053421512521 - 2⁶ = 4053421512457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4053421512541) 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, 12733661 + ... + 13048101.

It is an arithmetic number, because the mean of its divisors is an integer number (510673932288).

Almost surely, 2^{4053421512521} is an apocalyptic number.

It is an amenable number.

4053421512521 is a deficient number, since it is larger than the sum of its proper divisors (31969945783).

4053421512521 is a wasteful number, since it uses less digits than its factorization.

4053421512521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416071.

The product of its (nonzero) digits is 48000, while the sum is 35.

The spelling of 4053421512521 in words is "four trillion, fifty-three billion, four hundred twenty-one million, five hundred twelve thousand, five hundred twenty-one".