1234340131434 has 16 divisors (see below), whose sum is σ = 2468918470080. Its totient is φ = 411407009280.

The previous prime is 1234340131433. The next prime is 1234340131439. The reversal of 1234340131434 is 4341310434321.

It is a junction number, because it is equal to n+sod(n) for n = 1234340131395 and 1234340131404.

It is not an unprimeable number, because it can be changed into a prime (1234340131433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9857902 + ... + 9982329.

It is an arithmetic number, because the mean of its divisors is an integer number (154307404380).

Almost surely, 2^{1234340131434} is an apocalyptic number.

1234340131434 is an abundant number, since it is smaller than the sum of its proper divisors (1234578338646).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1234340131434 is a wasteful number, since it uses less digits than its factorization.

1234340131434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19850605.

The product of its (nonzero) digits is 41472, while the sum is 33.

Adding to 1234340131434 its reverse (4341310434321), we get a palindrome (5575650565755).

The spelling of 1234340131434 in words is "one trillion, two hundred thirty-four billion, three hundred forty million, one hundred thirty-one thousand, four hundred thirty-four".