11894671 has 2 divisors, whose sum is σ = 11894672. Its totient is φ = 11894670.

The previous prime is 11894653. The next prime is 11894677. The reversal of 11894671 is 17649811.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11894671 - 2⁹ = 11894159 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11894671.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11894677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5947335 + 5947336.

It is an arithmetic number, because the mean of its divisors is an integer number (5947336).

Almost surely, 2^11894671 is an apocalyptic number.

11894671 is a deficient number, since it is larger than the sum of its proper divisors (1).

11894671 is an equidigital number, since it uses as much as digits as its factorization.

11894671 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12096, while the sum is 37.

The square root of 11894671 is about 3448.8651756774. The cubic root of 11894671 is about 228.2710368113.

The spelling of 11894671 in words is "eleven million, eight hundred ninety-four thousand, six hundred seventy-one".