13421411 has 2 divisors, whose sum is σ = 13421412. Its totient is φ = 13421410.

The previous prime is 13421407. The next prime is 13421437. The reversal of 13421411 is 11412431.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (11412431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13421411 - 2² = 13421407 is a prime.

It is a nialpdrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 13421411.

It is not a weakly prime, because it can be changed into another prime (13421711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6710705 + 6710706.

It is an arithmetic number, because the mean of its divisors is an integer number (6710706).

Almost surely, 2^13421411 is an apocalyptic number.

13421411 is a deficient number, since it is larger than the sum of its proper divisors (1).

13421411 is an equidigital number, since it uses as much as digits as its factorization.

13421411 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96, while the sum is 17.

The square root of 13421411 is about 3663.5243959881. The cubic root of 13421411 is about 237.6472128873.

Adding to 13421411 its reverse (11412431), we get a palindrome (24833842).

The spelling of 13421411 in words is "thirteen million, four hundred twenty-one thousand, four hundred eleven".