11355213 has 4 divisors (see below), whose sum is σ = 15140288. Its totient is φ = 7570140.

The previous prime is 11355193. The next prime is 11355233. The reversal of 11355213 is 31255311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (11355193) and next prime (11355233).

It is not a de Polignac number, because 11355213 - 2⁵ = 11355181 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11355213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11355233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1892533 + ... + 1892538.

It is an arithmetic number, because the mean of its divisors is an integer number (3785072).

Almost surely, 2^11355213 is an apocalyptic number.

It is an amenable number.

11355213 is a deficient number, since it is larger than the sum of its proper divisors (3785075).

11355213 is an equidigital number, since it uses as much as digits as its factorization.

11355213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3785074.

The product of its digits is 450, while the sum is 21.

The square root of 11355213 is about 3369.7496939684. The cubic root of 11355213 is about 224.7665925225.

The spelling of 11355213 in words is "eleven million, three hundred fifty-five thousand, two hundred thirteen".