11786349 has 4 divisors (see below), whose sum is σ = 15715136. Its totient is φ = 7857564.

The previous prime is 11786323. The next prime is 11786351. The reversal of 11786349 is 94368711.

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 an emirpimes, since its reverse is a distinct semiprime: 94368711 = 3 ⋅31456237.

It is not a de Polignac number, because 11786349 - 2¹¹ = 11784301 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11786149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1964389 + ... + 1964394.

It is an arithmetic number, because the mean of its divisors is an integer number (3928784).

Almost surely, 2^11786349 is an apocalyptic number.

It is an amenable number.

11786349 is a deficient number, since it is larger than the sum of its proper divisors (3928787).

11786349 is an equidigital number, since it uses as much as digits as its factorization.

11786349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3928786.

The product of its digits is 36288, while the sum is 39.

The square root of 11786349 is about 3433.1252525942. The cubic root of 11786349 is about 227.5759855666.

The spelling of 11786349 in words is "eleven million, seven hundred eighty-six thousand, three hundred forty-nine".