16801241 has 4 divisors (see below), whose sum is σ = 16898532. Its totient is φ = 16703952.

The previous prime is 16801223. The next prime is 16801243. The reversal of 16801241 is 14210861.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 14899600 + 1901641 = 3860^2 + 1379^2 .

It is a cyclic number.

It is not a de Polignac number, because 16801241 - 2⁶ = 16801177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16801243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48386 + ... + 48731.

It is an arithmetic number, because the mean of its divisors is an integer number (4224633).

Almost surely, 2^16801241 is an apocalyptic number.

It is an amenable number.

16801241 is a deficient number, since it is larger than the sum of its proper divisors (97291).

16801241 is an equidigital number, since it uses as much as digits as its factorization.

16801241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97290.

The product of its (nonzero) digits is 384, while the sum is 23.

The square root of 16801241 is about 4098.9316900871. The cubic root of 16801241 is about 256.1221391864.

The spelling of 16801241 in words is "sixteen million, eight hundred one thousand, two hundred forty-one".