14005861 has 2 divisors, whose sum is σ = 14005862. Its totient is φ = 14005860.

The previous prime is 14005847. The next prime is 14005867. The reversal of 14005861 is 16850041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13653025 + 352836 = 3695^2 + 594^2 .

It is a cyclic number.

It is not a de Polignac number, because 14005861 - 2⁵ = 14005829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14005867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7002930 + 7002931.

It is an arithmetic number, because the mean of its divisors is an integer number (7002931).

Almost surely, 2^14005861 is an apocalyptic number.

It is an amenable number.

14005861 is a deficient number, since it is larger than the sum of its proper divisors (1).

14005861 is an equidigital number, since it uses as much as digits as its factorization.

14005861 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 960, while the sum is 25.

The square root of 14005861 is about 3742.4405138893. The cubic root of 14005861 is about 241.0478546867.

The spelling of 14005861 in words is "fourteen million, five thousand, eight hundred sixty-one".