42485111 has 4 divisors (see below), whose sum is σ = 42541992. Its totient is φ = 42428232.

The previous prime is 42485101. The next prime is 42485123. The reversal of 42485111 is 11158424.

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 42485111 - 2¹⁰ = 42484087 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 (42485101) 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, 27305 + ... + 28818.

It is an arithmetic number, because the mean of its divisors is an integer number (10635498).

Almost surely, 2^42485111 is an apocalyptic number.

42485111 is a deficient number, since it is larger than the sum of its proper divisors (56881).

42485111 is an equidigital number, since it uses as much as digits as its factorization.

42485111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56880.

The product of its digits is 1280, while the sum is 26.

The square root of 42485111 is about 6518.0603709999. The cubic root of 42485111 is about 348.9358453297.

The spelling of 42485111 in words is "forty-two million, four hundred eighty-five thousand, one hundred eleven".