19068529 has 2 divisors, whose sum is σ = 19068530. Its totient is φ = 19068528.

The previous prime is 19068527. The next prime is 19068557. The reversal of 19068529 is 92586091.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18258529 + 810000 = 4273^2 + 900^2 .

It is a cyclic number.

It is not a de Polignac number, because 19068529 - 2¹ = 19068527 is a prime.

Together with 19068527, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 19068491 and 19068500.

It is not a weakly prime, because it can be changed into another prime (19068521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9534264 + 9534265.

It is an arithmetic number, because the mean of its divisors is an integer number (9534265).

Almost surely, 2^19068529 is an apocalyptic number.

It is an amenable number.

19068529 is a deficient number, since it is larger than the sum of its proper divisors (1).

19068529 is an equidigital number, since it uses as much as digits as its factorization.

19068529 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 40.

The square root of 19068529 is about 4366.7526836312. The cubic root of 19068529 is about 267.1605920419.

The spelling of 19068529 in words is "nineteen million, sixty-eight thousand, five hundred twenty-nine".