519052091 has 2 divisors, whose sum is σ = 519052092. Its totient is φ = 519052090.

The previous prime is 519052049. The next prime is 519052117. The reversal of 519052091 is 190250915.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 519052091 - 2¹⁰ = 519051067 is a prime.

It is a Sophie Germain prime.

It is equal to p_27305384 and since 519052091 and 27305384 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (519058091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 259526045 + 259526046.

It is an arithmetic number, because the mean of its divisors is an integer number (259526046).

Almost surely, 2^519052091 is an apocalyptic number.

519052091 is a deficient number, since it is larger than the sum of its proper divisors (1).

519052091 is an equidigital number, since it uses as much as digits as its factorization.

519052091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4050, while the sum is 32.

The square root of 519052091 is about 22782.7147416633. The cubic root of 519052091 is about 803.6562285966.

The spelling of 519052091 in words is "five hundred nineteen million, fifty-two thousand, ninety-one".