16128113 has 2 divisors, whose sum is σ = 16128114. Its totient is φ = 16128112.

The previous prime is 16128071. The next prime is 16128127. The reversal of 16128113 is 31182161.

16128113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15460624 + 667489 = 3932^2 + 817^2 .

It is a cyclic number.

It is not a de Polignac number, because 16128113 - 2¹⁶ = 16062577 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (16128713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8064056 + 8064057.

It is an arithmetic number, because the mean of its divisors is an integer number (8064057).

Almost surely, 2^16128113 is an apocalyptic number.

It is an amenable number.

16128113 is a deficient number, since it is larger than the sum of its proper divisors (1).

16128113 is an equidigital number, since it uses as much as digits as its factorization.

16128113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 288, while the sum is 23.

The square root of 16128113 is about 4015.9821961757. The cubic root of 16128113 is about 252.6549739748.

The spelling of 16128113 in words is "sixteen million, one hundred twenty-eight thousand, one hundred thirteen".