421114111 has 4 divisors (see below), whose sum is σ = 459397224. Its totient is φ = 382831000.

The previous prime is 421114079. The next prime is 421114129. The reversal of 421114111 is 111411124.

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 421114111 - 2⁵ = 421114079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421114511) 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, 19141540 + ... + 19141561.

It is an arithmetic number, because the mean of its divisors is an integer number (114849306).

Almost surely, 2^421114111 is an apocalyptic number.

421114111 is a deficient number, since it is larger than the sum of its proper divisors (38283113).

421114111 is a wasteful number, since it uses less digits than its factorization.

421114111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38283112.

The product of its digits is 32, while the sum is 16.

The square root of 421114111 is about 20521.0650552061. The cubic root of 421114111 is about 749.5488314652.

Adding to 421114111 its reverse (111411124), we get a palindrome (532525235).

The spelling of 421114111 in words is "four hundred twenty-one million, one hundred fourteen thousand, one hundred eleven".