16485199 has 2 divisors, whose sum is σ = 16485200. Its totient is φ = 16485198.

The previous prime is 16485193. The next prime is 16485221. The reversal of 16485199 is 99158461.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16485199 - 2⁹ = 16484687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16485193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8242599 + 8242600.

It is an arithmetic number, because the mean of its divisors is an integer number (8242600).

Almost surely, 2^16485199 is an apocalyptic number.

16485199 is a deficient number, since it is larger than the sum of its proper divisors (1).

16485199 is an equidigital number, since it uses as much as digits as its factorization.

16485199 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77760, while the sum is 43.

The square root of 16485199 is about 4060.1969164069. The cubic root of 16485199 is about 254.5060230703.

The spelling of 16485199 in words is "sixteen million, four hundred eighty-five thousand, one hundred ninety-nine".