16103819 has 2 divisors, whose sum is σ = 16103820. Its totient is φ = 16103818.

The previous prime is 16103809. The next prime is 16103827. The reversal of 16103819 is 91830161.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (91830161) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16103819 - 2⁴ = 16103803 is a prime.

It is a super-2 number, since 2×16103819² = 518665972769522, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 16103791 and 16103800.

It is not a weakly prime, because it can be changed into another prime (16103809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8051909 + 8051910.

It is an arithmetic number, because the mean of its divisors is an integer number (8051910).

Almost surely, 2^16103819 is an apocalyptic number.

16103819 is a deficient number, since it is larger than the sum of its proper divisors (1).

16103819 is an equidigital number, since it uses as much as digits as its factorization.

16103819 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 29.

The square root of 16103819 is about 4012.9563914899. The cubic root of 16103819 is about 252.5280509960.

The spelling of 16103819 in words is "sixteen million, one hundred three thousand, eight hundred nineteen".