42304111 has 4 divisors (see below), whose sum is σ = 42317352. Its totient is φ = 42290872.

The previous prime is 42304079. The next prime is 42304147. The reversal of 42304111 is 11140324.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 42304111 - 2⁵ = 42304079 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 (42334111) 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, 1461 + ... + 9313.

It is an arithmetic number, because the mean of its divisors is an integer number (10579338).

Almost surely, 2^42304111 is an apocalyptic number.

42304111 is a deficient number, since it is larger than the sum of its proper divisors (13241).

42304111 is an equidigital number, since it uses as much as digits as its factorization.

42304111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13240.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 42304111 is about 6504.1610527415. The cubic root of 42304111 is about 348.4396143008.

Adding to 42304111 its reverse (11140324), we get a palindrome (53444435).

The spelling of 42304111 in words is "forty-two million, three hundred four thousand, one hundred eleven".