853122035081 has 4 divisors (see below), whose sum is σ = 865137838464. Its totient is φ = 841106231700.

The previous prime is 853122035071. The next prime is 853122035107. The reversal of 853122035081 is 180530221358.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 853122035081 - 2³⁴ = 835942165897 is a prime.

It is a super-2 number, since 2×853122035081² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (853122035021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6007901585 + ... + 6007901726.

It is an arithmetic number, because the mean of its divisors is an integer number (216284459616).

Almost surely, 2^853122035081 is an apocalyptic number.

It is an amenable number.

853122035081 is a deficient number, since it is larger than the sum of its proper divisors (12015803383).

853122035081 is a wasteful number, since it uses less digits than its factorization.

853122035081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12015803382.

The product of its (nonzero) digits is 57600, while the sum is 38.

The spelling of 853122035081 in words is "eight hundred fifty-three billion, one hundred twenty-two million, thirty-five thousand, eighty-one".