1608196319 has 2 divisors, whose sum is σ = 1608196320. Its totient is φ = 1608196318.

The previous prime is 1608196241. The next prime is 1608196327. The reversal of 1608196319 is 9136918061.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1608196319 - 2²⁴ = 1591419103 is a prime.

It is a super-2 number, since 2×1608196319² = 5172590800890299522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1608196319.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1608196399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 804098159 + 804098160.

It is an arithmetic number, because the mean of its divisors is an integer number (804098160).

Almost surely, 2^1608196319 is an apocalyptic number.

1608196319 is a deficient number, since it is larger than the sum of its proper divisors (1).

1608196319 is an equidigital number, since it uses as much as digits as its factorization.

1608196319 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69984, while the sum is 44.

The square root of 1608196319 is about 40102.3231122587. The cubic root of 1608196319 is about 1171.6008764823.

The spelling of 1608196319 in words is "one billion, six hundred eight million, one hundred ninety-six thousand, three hundred nineteen".