11671747 has 2 divisors, whose sum is σ = 11671748. Its totient is φ = 11671746.

The previous prime is 11671739. The next prime is 11671753. The reversal of 11671747 is 74717611.

It is a strong prime.

It is an emirp because it is prime and its reverse (74717611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11671747 - 2³ = 11671739 is a prime.

It is not a weakly prime, because it can be changed into another prime (11671147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5835873 + 5835874.

It is an arithmetic number, because the mean of its divisors is an integer number (5835874).

Almost surely, 2^11671747 is an apocalyptic number.

11671747 is a deficient number, since it is larger than the sum of its proper divisors (1).

11671747 is an equidigital number, since it uses as much as digits as its factorization.

11671747 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8232, while the sum is 34.

The square root of 11671747 is about 3416.3938590274. The cubic root of 11671747 is about 226.8359867601.

The spelling of 11671747 in words is "eleven million, six hundred seventy-one thousand, seven hundred forty-seven".