434400034123 has 4 divisors (see below), whose sum is σ = 473890946328. Its totient is φ = 394909121920.

The previous prime is 434400034097. The next prime is 434400034171. The reversal of 434400034123 is 321430004434.

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 434400034123 - 2³³ = 425810099531 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 434400034091 and 434400034100.

It is not an unprimeable number, because it can be changed into a prime (434400031123) 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, 19745456086 + ... + 19745456107.

It is an arithmetic number, because the mean of its divisors is an integer number (118472736582).

Almost surely, 2^434400034123 is an apocalyptic number.

434400034123 is a deficient number, since it is larger than the sum of its proper divisors (39490912205).

434400034123 is a wasteful number, since it uses less digits than its factorization.

434400034123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39490912204.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 434400034123 its reverse (321430004434), we get a palindrome (755830038557).

The spelling of 434400034123 in words is "four hundred thirty-four billion, four hundred million, thirty-four thousand, one hundred twenty-three".