830189039 has 2 divisors, whose sum is σ = 830189040. Its totient is φ = 830189038.

The previous prime is 830188927. The next prime is 830189099. The reversal of 830189039 is 930981038.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 830189039 - 2⁸ = 830188783 is a prime.

It is a super-3 number, since 3×830189039³ (a number of 28 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 830188987 and 830189005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (830189099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 415094519 + 415094520.

It is an arithmetic number, because the mean of its divisors is an integer number (415094520).

Almost surely, 2^830189039 is an apocalyptic number.

830189039 is a deficient number, since it is larger than the sum of its proper divisors (1).

830189039 is an equidigital number, since it uses as much as digits as its factorization.

830189039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46656, while the sum is 41.

The square root of 830189039 is about 28813.0012147294. The cubic root of 830189039 is about 939.8509794701.

The spelling of 830189039 in words is "eight hundred thirty million, one hundred eighty-nine thousand, thirty-nine".