421314053 has 4 divisors (see below), whose sum is σ = 423997740. Its totient is φ = 418630368.

The previous prime is 421314041. The next prime is 421314067. The reversal of 421314053 is 350413124.

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

It can be written as a sum of positive squares in 2 ways, for example, as 86899684 + 334414369 = 9322^2 + 18287^2 .

It is a cyclic number.

It is not a de Polignac number, because 421314053 - 2⁸ = 421313797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421314083) 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, 1341608 + ... + 1341921.

It is an arithmetic number, because the mean of its divisors is an integer number (105999435).

Almost surely, 2^421314053 is an apocalyptic number.

It is an amenable number.

421314053 is a deficient number, since it is larger than the sum of its proper divisors (2683687).

421314053 is a wasteful number, since it uses less digits than its factorization.

421314053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2683686.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 421314053 is about 20525.9361053278. The cubic root of 421314053 is about 749.6674395228.

Adding to 421314053 its reverse (350413124), we get a palindrome (771727177).

The spelling of 421314053 in words is "four hundred twenty-one million, three hundred fourteen thousand, fifty-three".