16530827 has 2 divisors, whose sum is σ = 16530828. Its totient is φ = 16530826.

The previous prime is 16530803. The next prime is 16530847. The reversal of 16530827 is 72803561.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16530827 - 2⁶ = 16530763 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16530793 and 16530802.

It is not a weakly prime, because it can be changed into another prime (16530847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8265413 + 8265414.

It is an arithmetic number, because the mean of its divisors is an integer number (8265414).

Almost surely, 2^16530827 is an apocalyptic number.

16530827 is a deficient number, since it is larger than the sum of its proper divisors (1).

16530827 is an equidigital number, since it uses as much as digits as its factorization.

16530827 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 16530827 is about 4065.8119730258. The cubic root of 16530827 is about 254.7406153939.

It can be divided in two parts, 165 and 30827, that multiplied together give a triangular number (5086455 = T₃₁₈₉).

The spelling of 16530827 in words is "sixteen million, five hundred thirty thousand, eight hundred twenty-seven".