13113412427 has 2 divisors, whose sum is σ = 13113412428. Its totient is φ = 13113412426.

The previous prime is 13113412399. The next prime is 13113412463. The reversal of 13113412427 is 72421431131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13113412427 - 2⁶ = 13113412363 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13113412427.

It is not a weakly prime, because it can be changed into another prime (13113412727) 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 as a sum of consecutive naturals, namely, 6556706213 + 6556706214.

It is an arithmetic number, because the mean of its divisors is an integer number (6556706214).

Almost surely, 2^13113412427 is an apocalyptic number.

13113412427 is a deficient number, since it is larger than the sum of its proper divisors (1).

13113412427 is an equidigital number, since it uses as much as digits as its factorization.

13113412427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4032, while the sum is 29.

Adding to 13113412427 its reverse (72421431131), we get a palindrome (85534843558).

The spelling of 13113412427 in words is "thirteen billion, one hundred thirteen million, four hundred twelve thousand, four hundred twenty-seven".