16481701 has 2 divisors, whose sum is σ = 16481702. Its totient is φ = 16481700.

The previous prime is 16481693. The next prime is 16481719. The reversal of 16481701 is 10718461.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15760900 + 720801 = 3970^2 + 849^2 .

It is a cyclic number.

It is not a de Polignac number, because 16481701 - 2³ = 16481693 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16481701.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16481791) 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, 8240850 + 8240851.

It is an arithmetic number, because the mean of its divisors is an integer number (8240851).

Almost surely, 2^16481701 is an apocalyptic number.

It is an amenable number.

16481701 is a deficient number, since it is larger than the sum of its proper divisors (1).

16481701 is an equidigital number, since it uses as much as digits as its factorization.

16481701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 28.

The square root of 16481701 is about 4059.7661262689. The cubic root of 16481701 is about 254.4880205569.

The spelling of 16481701 in words is "sixteen million, four hundred eighty-one thousand, seven hundred one".