11702813 has 4 divisors (see below), whose sum is σ = 11712960. Its totient is φ = 11692668.

The previous prime is 11702777. The next prime is 11702819. The reversal of 11702813 is 31820711.

It is a happy number.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 11702813 - 2¹² = 11698717 is a prime.

It is a super-2 number, since 2×11702813² = 273911664225938, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11702819) 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, 3083 + ... + 5736.

It is an arithmetic number, because the mean of its divisors is an integer number (2928240).

Almost surely, 2^11702813 is an apocalyptic number.

It is an amenable number.

11702813 is a deficient number, since it is larger than the sum of its proper divisors (10147).

11702813 is an equidigital number, since it uses as much as digits as its factorization.

11702813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10146.

The product of its (nonzero) digits is 336, while the sum is 23.

The square root of 11702813 is about 3420.9374446195. The cubic root of 11702813 is about 227.0370604553.

The spelling of 11702813 in words is "eleven million, seven hundred two thousand, eight hundred thirteen".