13401313427 has 2 divisors, whose sum is σ = 13401313428. Its totient is φ = 13401313426.

The previous prime is 13401313397. The next prime is 13401313433. The reversal of 13401313427 is 72431310431.

It is a strong prime.

It is an emirp because it is prime and its reverse (72431310431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13401313427 - 2¹⁸ = 13401051283 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13401313427.

It is not a weakly prime, because it can be changed into another prime (13401313447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6700656713 + 6700656714.

It is an arithmetic number, because the mean of its divisors is an integer number (6700656714).

Almost surely, 2^13401313427 is an apocalyptic number.

13401313427 is a deficient number, since it is larger than the sum of its proper divisors (1).

13401313427 is an equidigital number, since it uses as much as digits as its factorization.

13401313427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 29.

Adding to 13401313427 its reverse (72431310431), we get a palindrome (85832623858).

The spelling of 13401313427 in words is "thirteen billion, four hundred one million, three hundred thirteen thousand, four hundred twenty-seven".