434124322321 has 4 divisors (see below), whose sum is σ = 434136926692. Its totient is φ = 434111717952.

The previous prime is 434124322319. The next prime is 434124322327. The reversal of 434124322321 is 123223421434.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 233133499921 + 200990822400 = 482839^2 + 448320^2 .

It is a cyclic number.

It is not a de Polignac number, because 434124322321 - 2¹ = 434124322319 is a prime.

It is a super-4 number, since 4×434124322321⁴ (a number of 48 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (434124322327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6250380 + ... + 6319453.

It is an arithmetic number, because the mean of its divisors is an integer number (108534231673).

Almost surely, 2^434124322321 is an apocalyptic number.

It is an amenable number.

434124322321 is a deficient number, since it is larger than the sum of its proper divisors (12604371).

434124322321 is a wasteful number, since it uses less digits than its factorization.

434124322321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12604370.

The product of its digits is 27648, while the sum is 31.

Adding to 434124322321 its reverse (123223421434), we get a palindrome (557347743755).

The spelling of 434124322321 in words is "four hundred thirty-four billion, one hundred twenty-four million, three hundred twenty-two thousand, three hundred twenty-one".