421053051 has 8 divisors (see below), whose sum is σ = 561616384. Its totient is φ = 280595880.

The previous prime is 421053047. The next prime is 421053071. The reversal of 421053051 is 150350124.

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

It is not a de Polignac number, because 421053051 - 2² = 421053047 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (421053011) 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, 16771 + ... + 33516.

It is an arithmetic number, because the mean of its divisors is an integer number (70202048).

Almost surely, 2^421053051 is an apocalyptic number.

421053051 is a deficient number, since it is larger than the sum of its proper divisors (140563333).

421053051 is a wasteful number, since it uses less digits than its factorization.

421053051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53081.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 421053051 is about 20519.5772617274. The cubic root of 421053051 is about 749.5126024379.

The spelling of 421053051 in words is "four hundred twenty-one million, fifty-three thousand, fifty-one".