16190899 has 2 divisors, whose sum is σ = 16190900. Its totient is φ = 16190898.

The previous prime is 16190843. The next prime is 16190929. The reversal of 16190899 is 99809161.

It is a strong prime.

It is an emirp because it is prime and its reverse (99809161) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16190899 - 2⁷ = 16190771 is a prime.

It is not a weakly prime, because it can be changed into another prime (16199899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8095449 + 8095450.

It is an arithmetic number, because the mean of its divisors is an integer number (8095450).

Almost surely, 2^16190899 is an apocalyptic number.

16190899 is a deficient number, since it is larger than the sum of its proper divisors (1).

16190899 is an equidigital number, since it uses as much as digits as its factorization.

16190899 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34992, while the sum is 43.

The square root of 16190899 is about 4023.7916198531. The cubic root of 16190899 is about 252.9824075005.

The spelling of 16190899 in words is "sixteen million, one hundred ninety thousand, eight hundred ninety-nine".