42011113 has 4 divisors (see below), whose sum is σ = 42060880. Its totient is φ = 41961348.

The previous prime is 42011093. The next prime is 42011119. The reversal of 42011113 is 31111024.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 42011113 - 2⁹ = 42010601 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42011093 and 42011102.

It is not an unprimeable number, because it can be changed into a prime (42011119) 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, 23595 + ... + 25312.

It is an arithmetic number, because the mean of its divisors is an integer number (10515220).

Almost surely, 2^42011113 is an apocalyptic number.

It is an amenable number.

42011113 is a deficient number, since it is larger than the sum of its proper divisors (49767).

42011113 is an equidigital number, since it uses as much as digits as its factorization.

42011113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49766.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 42011113 is about 6481.5980282643. The cubic root of 42011113 is about 347.6333197883.

Adding to 42011113 its reverse (31111024), we get a palindrome (73122137).

It can be divided in two parts, 42011 and 113, that added together give a palindrome (42124).

The spelling of 42011113 in words is "forty-two million, eleven thousand, one hundred thirteen".