853493526929 has 2 divisors, whose sum is σ = 853493526930. Its totient is φ = 853493526928.

The previous prime is 853493526869. The next prime is 853493526937. The reversal of 853493526929 is 929625394358.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 757596160000 + 95897366929 = 870400^2 + 309673^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-853493526929 is a prime.

It is not a weakly prime, because it can be changed into another prime (853493526989) 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, 426746763464 + 426746763465.

It is an arithmetic number, because the mean of its divisors is an integer number (426746763465).

Almost surely, 2^853493526929 is an apocalyptic number.

It is an amenable number.

853493526929 is a deficient number, since it is larger than the sum of its proper divisors (1).

853493526929 is an equidigital number, since it uses as much as digits as its factorization.

853493526929 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 125971200, while the sum is 65.

The spelling of 853493526929 in words is "eight hundred fifty-three billion, four hundred ninety-three million, five hundred twenty-six thousand, nine hundred twenty-nine".