16485797 has 2 divisors, whose sum is σ = 16485798. Its totient is φ = 16485796.

The previous prime is 16485761. The next prime is 16485823. The reversal of 16485797 is 79758461.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14371681 + 2114116 = 3791^2 + 1454^2 .

It is a cyclic number.

It is not a de Polignac number, because 16485797 - 2⁸ = 16485541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16485697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8242898 + 8242899.

It is an arithmetic number, because the mean of its divisors is an integer number (8242899).

Almost surely, 2^16485797 is an apocalyptic number.

It is an amenable number.

16485797 is a deficient number, since it is larger than the sum of its proper divisors (1).

16485797 is an equidigital number, since it uses as much as digits as its factorization.

16485797 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 423360, while the sum is 47.

The square root of 16485797 is about 4060.2705574875. The cubic root of 16485797 is about 254.5091004320.

The spelling of 16485797 in words is "sixteen million, four hundred eighty-five thousand, seven hundred ninety-seven".