846126653 has 2 divisors, whose sum is σ = 846126654. Its totient is φ = 846126652.

The previous prime is 846126607. The next prime is 846126661. The reversal of 846126653 is 356621648.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 463024324 + 383102329 = 21518^2 + 19573^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-846126653 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 846126653.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (846126683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 423063326 + 423063327.

It is an arithmetic number, because the mean of its divisors is an integer number (423063327).

Almost surely, 2^846126653 is an apocalyptic number.

It is an amenable number.

846126653 is a deficient number, since it is larger than the sum of its proper divisors (1).

846126653 is an equidigital number, since it uses as much as digits as its factorization.

846126653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 207360, while the sum is 41.

The square root of 846126653 is about 29088.2562729360. The cubic root of 846126653 is about 945.8271838724.

The spelling of 846126653 in words is "eight hundred forty-six million, one hundred twenty-six thousand, six hundred fifty-three".