434012111 has 6 divisors (see below), whose sum is σ = 469965960. Its totient is φ = 400626408.

The previous prime is 434012107. The next prime is 434012141. The reversal of 434012111 is 111210434.

It is a happy number.

It is not a de Polignac number, because 434012111 - 2² = 434012107 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 434012111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434012141) 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, 1283891 + ... + 1284228.

It is an arithmetic number, because the mean of its divisors is an integer number (78327660).

Almost surely, 2^434012111 is an apocalyptic number.

434012111 is a deficient number, since it is larger than the sum of its proper divisors (35953849).

434012111 is a wasteful number, since it uses less digits than its factorization.

434012111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2568145 (or 2568132 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 434012111 is about 20832.9573272735. The cubic root of 434012111 is about 757.1244703413.

Adding to 434012111 its reverse (111210434), we get a palindrome (545222545).

The spelling of 434012111 in words is "four hundred thirty-four million, twelve thousand, one hundred eleven".