434240131111 has 4 divisors (see below), whose sum is σ = 434247840072. Its totient is φ = 434232422152.

The previous prime is 434240131099. The next prime is 434240131141. The reversal of 434240131111 is 111131042434.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 111131042434 = 2 ⋅55565521217.

It is a cyclic number.

It is not a de Polignac number, because 434240131111 - 2³³ = 425650196519 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 (434240131141) 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, 3769360 + ... + 3882853.

It is an arithmetic number, because the mean of its divisors is an integer number (108561960018).

Almost surely, 2^434240131111 is an apocalyptic number.

434240131111 is a deficient number, since it is larger than the sum of its proper divisors (7708961).

434240131111 is an equidigital number, since it uses as much as digits as its factorization.

434240131111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7708960.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 434240131111 its reverse (111131042434), we get a palindrome (545371173545).

The spelling of 434240131111 in words is "four hundred thirty-four billion, two hundred forty million, one hundred thirty-one thousand, one hundred eleven".