834597994453 has 2 divisors, whose sum is σ = 834597994454. Its totient is φ = 834597994452.

The previous prime is 834597994411. The next prime is 834597994469. The reversal of 834597994453 is 354499795438.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 506179600369 + 328418394084 = 711463^2 + 573078^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-834597994453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (834597994493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 417298997226 + 417298997227.

It is an arithmetic number, because the mean of its divisors is an integer number (417298997227).

Almost surely, 2^834597994453 is an apocalyptic number.

It is an amenable number.

834597994453 is a deficient number, since it is larger than the sum of its proper divisors (1).

834597994453 is an equidigital number, since it uses as much as digits as its factorization.

834597994453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 587865600, while the sum is 70.

The spelling of 834597994453 in words is "eight hundred thirty-four billion, five hundred ninety-seven million, nine hundred ninety-four thousand, four hundred fifty-three".