440134111 has 6 divisors (see below), whose sum is σ = 450609720. Its totient is φ = 429896628.

The previous prime is 440134091. The next prime is 440134117. The reversal of 440134111 is 111431044.

It is not a de Polignac number, because 440134111 - 2⁹ = 440133599 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 (440134117) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 117171 + ... + 120868.

It is an arithmetic number, because the mean of its divisors is an integer number (75101620).

Almost surely, 2^440134111 is an apocalyptic number.

440134111 is a deficient number, since it is larger than the sum of its proper divisors (10475609).

440134111 is an equidigital number, since it uses as much as digits as its factorization.

440134111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238125 (or 238082 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 440134111 is about 20979.3734653826. The cubic root of 440134111 is about 760.6677597203.

Adding to 440134111 its reverse (111431044), we get a palindrome (551565155).

The spelling of 440134111 in words is "four hundred forty million, one hundred thirty-four thousand, one hundred eleven".