830073791 has 2 divisors, whose sum is σ = 830073792. Its totient is φ = 830073790.

The previous prime is 830073779. The next prime is 830073833. The reversal of 830073791 is 197370038.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 830073791 - 2¹⁴ = 830057407 is a prime.

It is a super-2 number, since 2×830073791² = 1378044997010223362, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (830073091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 415036895 + 415036896.

It is an arithmetic number, because the mean of its divisors is an integer number (415036896).

Almost surely, 2^830073791 is an apocalyptic number.

830073791 is a deficient number, since it is larger than the sum of its proper divisors (1).

830073791 is an equidigital number, since it uses as much as digits as its factorization.

830073791 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31752, while the sum is 38.

The square root of 830073791 is about 28811.0012148138. The cubic root of 830073791 is about 939.8074869829.

The spelling of 830073791 in words is "eight hundred thirty million, seventy-three thousand, seven hundred ninety-one".