14841821 has 2 divisors, whose sum is σ = 14841822. Its totient is φ = 14841820.

The previous prime is 14841803. The next prime is 14841887. The reversal of 14841821 is 12814841.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14822500 + 19321 = 3850^2 + 139^2 .

It is a cyclic number.

It is not a de Polignac number, because 14841821 - 2²² = 10647517 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14841721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7420910 + 7420911.

It is an arithmetic number, because the mean of its divisors is an integer number (7420911).

Almost surely, 2^14841821 is an apocalyptic number.

It is an amenable number.

14841821 is a deficient number, since it is larger than the sum of its proper divisors (1).

14841821 is an equidigital number, since it uses as much as digits as its factorization.

14841821 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2048, while the sum is 29.

The square root of 14841821 is about 3852.5084036248. The cubic root of 14841821 is about 245.7512467739.

The spelling of 14841821 in words is "fourteen million, eight hundred forty-one thousand, eight hundred twenty-one".