830990201 has 2 divisors, whose sum is σ = 830990202. Its totient is φ = 830990200.

The previous prime is 830990183. The next prime is 830990219. The reversal of 830990201 is 102099038.

It is a balanced prime because it is at equal distance from previous prime (830990183) and next prime (830990219).

It can be written as a sum of positive squares in only one way, i.e., 781146601 + 49843600 = 27949^2 + 7060^2 .

It is a cyclic number.

It is not a de Polignac number, because 830990201 - 2¹⁸ = 830728057 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (830990231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 415495100 + 415495101.

It is an arithmetic number, because the mean of its divisors is an integer number (415495101).

Almost surely, 2^830990201 is an apocalyptic number.

It is an amenable number.

830990201 is a deficient number, since it is larger than the sum of its proper divisors (1).

830990201 is an equidigital number, since it uses as much as digits as its factorization.

830990201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 32.

The square root of 830990201 is about 28826.9006485262. The cubic root of 830990201 is about 940.1532121623.

The spelling of 830990201 in words is "eight hundred thirty million, nine hundred ninety thousand, two hundred one".