16701049 has 2 divisors, whose sum is σ = 16701050. Its totient is φ = 16701048.

The previous prime is 16701043. The next prime is 16701067. The reversal of 16701049 is 94010761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15093225 + 1607824 = 3885^2 + 1268^2 .

It is a cyclic number.

It is not a de Polignac number, because 16701049 - 2⁵ = 16701017 is a prime.

It is not a weakly prime, because it can be changed into another prime (16701043) 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, 8350524 + 8350525.

It is an arithmetic number, because the mean of its divisors is an integer number (8350525).

Almost surely, 2^16701049 is an apocalyptic number.

It is an amenable number.

16701049 is a deficient number, since it is larger than the sum of its proper divisors (1).

16701049 is an equidigital number, since it uses as much as digits as its factorization.

16701049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 16701049 is about 4086.6916937787. The cubic root of 16701049 is about 255.6120068599.

The spelling of 16701049 in words is "sixteen million, seven hundred one thousand, forty-nine".