11358813 has 4 divisors (see below), whose sum is σ = 15145088. Its totient is φ = 7572540.

The previous prime is 11358761. The next prime is 11358833. The reversal of 11358813 is 31885311.

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 not a de Polignac number, because 11358813 - 2¹⁸ = 11096669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11358833) 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 in 3 ways as a sum of consecutive naturals, for example, 1893133 + ... + 1893138.

It is an arithmetic number, because the mean of its divisors is an integer number (3786272).

Almost surely, 2^11358813 is an apocalyptic number.

It is an amenable number.

11358813 is a deficient number, since it is larger than the sum of its proper divisors (3786275).

11358813 is an equidigital number, since it uses as much as digits as its factorization.

11358813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3786274.

The product of its digits is 2880, while the sum is 30.

The square root of 11358813 is about 3370.2838159419. The cubic root of 11358813 is about 224.7903429720.

The spelling of 11358813 in words is "eleven million, three hundred fifty-eight thousand, eight hundred thirteen".