16516099 has 2 divisors, whose sum is σ = 16516100. Its totient is φ = 16516098.

The previous prime is 16516063. The next prime is 16516121. The reversal of 16516099 is 99061561.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16516099 - 2¹⁵ = 16483331 is a prime.

It is not a weakly prime, because it can be changed into another prime (16516009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8258049 + 8258050.

It is an arithmetic number, because the mean of its divisors is an integer number (8258050).

Almost surely, 2^16516099 is an apocalyptic number.

16516099 is a deficient number, since it is larger than the sum of its proper divisors (1).

16516099 is an equidigital number, since it uses as much as digits as its factorization.

16516099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14580, while the sum is 37.

The square root of 16516099 is about 4064.0003690945. Note that the first 3 decimals coincide. The cubic root of 16516099 is about 254.6649399190.

It can be divided in two parts, 1651 and 6099, that added together give a triangular number (7750 = T₁₂₄).

The spelling of 16516099 in words is "sixteen million, five hundred sixteen thousand, ninety-nine".