42254111 has 4 divisors (see below), whose sum is σ = 43396152. Its totient is φ = 41112072.

The previous prime is 42254087. The next prime is 42254117. The reversal of 42254111 is 11145224.

It is a happy number.

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 42254111 - 2²² = 38059807 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 (42254117) 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, 570965 + ... + 571038.

It is an arithmetic number, because the mean of its divisors is an integer number (10849038).

Almost surely, 2^42254111 is an apocalyptic number.

42254111 is a deficient number, since it is larger than the sum of its proper divisors (1142041).

42254111 is a wasteful number, since it uses less digits than its factorization.

42254111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1142040.

The product of its digits is 320, while the sum is 20.

The square root of 42254111 is about 6500.3162230772. The cubic root of 42254111 is about 348.3022844716.

Adding to 42254111 its reverse (11145224), we get a palindrome (53399335).

The spelling of 42254111 in words is "forty-two million, two hundred fifty-four thousand, one hundred eleven".