13434203407 has 2 divisors, whose sum is σ = 13434203408. Its totient is φ = 13434203406.

The previous prime is 13434203389. The next prime is 13434203449. The reversal of 13434203407 is 70430243431.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13434203407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13434200407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6717101703 + 6717101704.

It is an arithmetic number, because the mean of its divisors is an integer number (6717101704).

Almost surely, 2^13434203407 is an apocalyptic number.

13434203407 is a deficient number, since it is larger than the sum of its proper divisors (1).

13434203407 is an equidigital number, since it uses as much as digits as its factorization.

13434203407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 31.

Adding to 13434203407 its reverse (70430243431), we get a palindrome (83864446838).

The spelling of 13434203407 in words is "thirteen billion, four hundred thirty-four million, two hundred three thousand, four hundred seven".