421053351 has 4 divisors (see below), whose sum is σ = 561404472. Its totient is φ = 280702232.

The previous prime is 421053317. The next prime is 421053361. The reversal of 421053351 is 153350124.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 421053351 - 2⁷ = 421053223 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421053301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70175556 + ... + 70175561.

It is an arithmetic number, because the mean of its divisors is an integer number (140351118).

Almost surely, 2^421053351 is an apocalyptic number.

421053351 is a deficient number, since it is larger than the sum of its proper divisors (140351121).

421053351 is a wasteful number, since it uses less digits than its factorization.

421053351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140351120.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 421053351 is about 20519.5845718182. The cubic root of 421053351 is about 749.5127804469.

The spelling of 421053351 in words is "four hundred twenty-one million, fifty-three thousand, three hundred fifty-one".