11354621 has 2 divisors, whose sum is σ = 11354622. Its totient is φ = 11354620.

The previous prime is 11354611. The next prime is 11354641. The reversal of 11354621 is 12645311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11256025 + 98596 = 3355^2 + 314^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11354621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11354611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5677310 + 5677311.

It is an arithmetic number, because the mean of its divisors is an integer number (5677311).

Almost surely, 2^11354621 is an apocalyptic number.

It is an amenable number.

11354621 is a deficient number, since it is larger than the sum of its proper divisors (1).

11354621 is an equidigital number, since it uses as much as digits as its factorization.

11354621 is an evil number, because the sum of its binary digits is even.

The product of its digits is 720, while the sum is 23.

The square root of 11354621 is about 3369.6618524713. The cubic root of 11354621 is about 224.7626864125.

Adding to 11354621 its reverse (12645311), we get a palindrome (23999932).

The spelling of 11354621 in words is "eleven million, three hundred fifty-four thousand, six hundred twenty-one".