11947367 has 2 divisors, whose sum is σ = 11947368. Its totient is φ = 11947366.

The previous prime is 11947361. The next prime is 11947387. The reversal of 11947367 is 76374911.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11947367 - 2⁶ = 11947303 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11947367.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11947361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5973683 + 5973684.

It is an arithmetic number, because the mean of its divisors is an integer number (5973684).

Almost surely, 2^11947367 is an apocalyptic number.

11947367 is a deficient number, since it is larger than the sum of its proper divisors (1).

11947367 is an equidigital number, since it uses as much as digits as its factorization.

11947367 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31752, while the sum is 38.

The square root of 11947367 is about 3456.4963474594. The cubic root of 11947367 is about 228.6076371396.

The spelling of 11947367 in words is "eleven million, nine hundred forty-seven thousand, three hundred sixty-seven".