11727673 has 4 divisors (see below), whose sum is σ = 11748240. Its totient is φ = 11707108.

The previous prime is 11727647. The next prime is 11727679. The reversal of 11727673 is 37672711.

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: 37672711 = 29 ⋅1299059.

It is a cyclic number.

It is not a de Polignac number, because 11727673 - 2²¹ = 9630521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11727679) 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, 9403 + ... + 10576.

It is an arithmetic number, because the mean of its divisors is an integer number (2937060).

Almost surely, 2^11727673 is an apocalyptic number.

It is an amenable number.

11727673 is a deficient number, since it is larger than the sum of its proper divisors (20567).

11727673 is an equidigital number, since it uses as much as digits as its factorization.

11727673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20566.

The product of its digits is 12348, while the sum is 34.

The square root of 11727673 is about 3424.5690239795. The cubic root of 11727673 is about 227.1977098497.

The spelling of 11727673 in words is "eleven million, seven hundred twenty-seven thousand, six hundred seventy-three".