11940671 has 2 divisors, whose sum is σ = 11940672. Its totient is φ = 11940670.

The previous prime is 11940661. The next prime is 11940697. The reversal of 11940671 is 17604911.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11940671 - 2²² = 7746367 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11940601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5970335 + 5970336.

It is an arithmetic number, because the mean of its divisors is an integer number (5970336).

Almost surely, 2^11940671 is an apocalyptic number.

11940671 is a deficient number, since it is larger than the sum of its proper divisors (1).

11940671 is an equidigital number, since it uses as much as digits as its factorization.

11940671 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 29.

The square root of 11940671 is about 3455.5276008158. The cubic root of 11940671 is about 228.5649208155.

The spelling of 11940671 in words is "eleven million, nine hundred forty thousand, six hundred seventy-one".