11870671 has 2 divisors, whose sum is σ = 11870672. Its totient is φ = 11870670.

The previous prime is 11870633. The next prime is 11870713. The reversal of 11870671 is 17607811.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11870671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11870371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5935335 + 5935336.

It is an arithmetic number, because the mean of its divisors is an integer number (5935336).

Almost surely, 2^11870671 is an apocalyptic number.

11870671 is a deficient number, since it is larger than the sum of its proper divisors (1).

11870671 is an equidigital number, since it uses as much as digits as its factorization.

11870671 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2352, while the sum is 31.

The square root of 11870671 is about 3445.3840134301. The cubic root of 11870671 is about 228.1174051641.

The spelling of 11870671 in words is "eleven million, eight hundred seventy thousand, six hundred seventy-one".