830601251 has 2 divisors, whose sum is σ = 830601252. Its totient is φ = 830601250.

The previous prime is 830601157. The next prime is 830601263. The reversal of 830601251 is 152106038.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-830601251 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 830601251.

It is not a weakly prime, because it can be changed into another prime (830601281) 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, 415300625 + 415300626.

It is an arithmetic number, because the mean of its divisors is an integer number (415300626).

Almost surely, 2^830601251 is an apocalyptic number.

830601251 is a deficient number, since it is larger than the sum of its proper divisors (1).

830601251 is an equidigital number, since it uses as much as digits as its factorization.

830601251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 830601251 is about 28820.1535561489. The cubic root of 830601251 is about 940.0065078016.

Adding to 830601251 its reverse (152106038), we get a palindrome (982707289).

The spelling of 830601251 in words is "eight hundred thirty million, six hundred one thousand, two hundred fifty-one".