14398861 has 2 divisors, whose sum is σ = 14398862. Its totient is φ = 14398860.

The previous prime is 14398843. The next prime is 14398921. The reversal of 14398861 is 16889341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8590761 + 5808100 = 2931^2 + 2410^2 .

It is a cyclic number.

It is not a de Polignac number, because 14398861 - 2⁷ = 14398733 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14398961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7199430 + 7199431.

It is an arithmetic number, because the mean of its divisors is an integer number (7199431).

Almost surely, 2^14398861 is an apocalyptic number.

It is an amenable number.

14398861 is a deficient number, since it is larger than the sum of its proper divisors (1).

14398861 is an equidigital number, since it uses as much as digits as its factorization.

14398861 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41472, while the sum is 40.

The square root of 14398861 is about 3794.5831128070. The cubic root of 14398861 is about 243.2816651834.

The spelling of 14398861 in words is "fourteen million, three hundred ninety-eight thousand, eight hundred sixty-one".