11314421 has 2 divisors, whose sum is σ = 11314422. Its totient is φ = 11314420.

The previous prime is 11314403. The next prime is 11314423. The reversal of 11314421 is 12441311.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9991921 + 1322500 = 3161^2 + 1150^2 .

It is an emirp because it is prime and its reverse (12441311) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11314421 is a prime.

It is a super-2 number, since 2×11314421² = 256032245130482, which contains 22 as substring.

Together with 11314423, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11314421.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11314423) 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, 5657210 + 5657211.

It is an arithmetic number, because the mean of its divisors is an integer number (5657211).

Almost surely, 2^11314421 is an apocalyptic number.

It is an amenable number.

11314421 is a deficient number, since it is larger than the sum of its proper divisors (1).

11314421 is an equidigital number, since it uses as much as digits as its factorization.

11314421 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 11314421 is about 3363.6915732570. The cubic root of 11314421 is about 224.4971221665.

Adding to 11314421 its reverse (12441311), we get a palindrome (23755732).

It can be divided in two parts, 11 and 314421, that added together give a cube (314432 = 68³).

The spelling of 11314421 in words is "eleven million, three hundred fourteen thousand, four hundred twenty-one".