13234024421 has 2 divisors, whose sum is σ = 13234024422. Its totient is φ = 13234024420.

The previous prime is 13234024411. The next prime is 13234024429. The reversal of 13234024421 is 12442043231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13233971521 + 52900 = 115039^2 + 230^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13234024421 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13234024429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6617012210 + 6617012211.

It is an arithmetic number, because the mean of its divisors is an integer number (6617012211).

Almost surely, 2^13234024421 is an apocalyptic number.

It is an amenable number.

13234024421 is a deficient number, since it is larger than the sum of its proper divisors (1).

13234024421 is an equidigital number, since it uses as much as digits as its factorization.

13234024421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 13234024421 its reverse (12442043231), we get a palindrome (25676067652).

The spelling of 13234024421 in words is "thirteen billion, two hundred thirty-four million, twenty-four thousand, four hundred twenty-one".