11727949 has 8 divisors (see below), whose sum is σ = 12117600. Its totient is φ = 11343696.

The previous prime is 11727929. The next prime is 11727971. The reversal of 11727949 is 94972711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11727949 - 2⁵ = 11727917 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 (11727929) 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 7 ways as a sum of consecutive naturals, for example, 3327 + ... + 5875.

It is an arithmetic number, because the mean of its divisors is an integer number (1514700).

Almost surely, 2^11727949 is an apocalyptic number.

It is an amenable number.

11727949 is a deficient number, since it is larger than the sum of its proper divisors (389651).

11727949 is a wasteful number, since it uses less digits than its factorization.

11727949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2699.

The product of its digits is 31752, while the sum is 40.

The square root of 11727949 is about 3424.6093207839. The cubic root of 11727949 is about 227.1994921321.

The spelling of 11727949 in words is "eleven million, seven hundred twenty-seven thousand, nine hundred forty-nine".