13434202423 has 2 divisors, whose sum is σ = 13434202424. Its totient is φ = 13434202422.

The previous prime is 13434202421. The next prime is 13434202433. The reversal of 13434202423 is 32420243431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13434202423 - 2¹ = 13434202421 is a prime.

Together with 13434202421, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 13434202391 and 13434202400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13434202421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6717101211 + 6717101212.

It is an arithmetic number, because the mean of its divisors is an integer number (6717101212).

Almost surely, 2^13434202423 is an apocalyptic number.

13434202423 is a deficient number, since it is larger than the sum of its proper divisors (1).

13434202423 is an equidigital number, since it uses as much as digits as its factorization.

13434202423 is an evil number, because the sum of its binary digits is even.

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

Adding to 13434202423 its reverse (32420243431), we get a palindrome (45854445854).

The spelling of 13434202423 in words is "thirteen billion, four hundred thirty-four million, two hundred two thousand, four hundred twenty-three".