195076019 has 2 divisors, whose sum is σ = 195076020. Its totient is φ = 195076018.

The previous prime is 195076001. The next prime is 195076027. The reversal of 195076019 is 910670591.

It is a strong prime.

It is an emirp because it is prime and its reverse (910670591) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 195076019 - 2²⁴ = 178298803 is a prime.

It is a super-2 number, since 2×195076019² = 76109306377776722, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (195076619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97538009 + 97538010.

It is an arithmetic number, because the mean of its divisors is an integer number (97538010).

Almost surely, 2^195076019 is an apocalyptic number.

195076019 is a deficient number, since it is larger than the sum of its proper divisors (1).

195076019 is an equidigital number, since it uses as much as digits as its factorization.

195076019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17010, while the sum is 38.

The square root of 195076019 is about 13966.9616953724. The cubic root of 195076019 is about 579.9643448157.

The spelling of 195076019 in words is "one hundred ninety-five million, seventy-six thousand, nineteen".