853605054413 has 2 divisors, whose sum is σ = 853605054414. Its totient is φ = 853605054412.

The previous prime is 853605054397. The next prime is 853605054431. The reversal of 853605054413 is 314450506358.

It is a happy number.

Together with next prime (853605054431) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 801809211844 + 51795842569 = 895438^2 + 227587^2 .

It is a cyclic number.

It is not a de Polignac number, because 853605054413 - 2⁴ = 853605054397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (853605059413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 426802527206 + 426802527207.

It is an arithmetic number, because the mean of its divisors is an integer number (426802527207).

Almost surely, 2^853605054413 is an apocalyptic number.

It is an amenable number.

853605054413 is a deficient number, since it is larger than the sum of its proper divisors (1).

853605054413 is an equidigital number, since it uses as much as digits as its factorization.

853605054413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864000, while the sum is 44.

The spelling of 853605054413 in words is "eight hundred fifty-three billion, six hundred five million, fifty-four thousand, four hundred thirteen".