11985307 has 2 divisors, whose sum is σ = 11985308. Its totient is φ = 11985306.

The previous prime is 11985301. The next prime is 11985343. The reversal of 11985307 is 70358911.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11985307 - 2¹¹ = 11983259 is a prime.

It is not a weakly prime, because it can be changed into another prime (11985301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5992653 + 5992654.

It is an arithmetic number, because the mean of its divisors is an integer number (5992654).

Almost surely, 2^11985307 is an apocalyptic number.

11985307 is a deficient number, since it is larger than the sum of its proper divisors (1).

11985307 is an equidigital number, since it uses as much as digits as its factorization.

11985307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 34.

The square root of 11985307 is about 3461.9802136927. The cubic root of 11985307 is about 228.8493698682.

The spelling of 11985307 in words is "eleven million, nine hundred eighty-five thousand, three hundred seven".