853075117 has 2 divisors, whose sum is σ = 853075118. Its totient is φ = 853075116.

The previous prime is 853075087. The next prime is 853075141. The reversal of 853075117 is 711570358.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 852990436 + 84681 = 29206^2 + 291^2 .

It is a cyclic number.

It is not a de Polignac number, because 853075117 - 2¹¹ = 853073069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (853075187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 426537558 + 426537559.

It is an arithmetic number, because the mean of its divisors is an integer number (426537559).

Almost surely, 2^853075117 is an apocalyptic number.

It is an amenable number.

853075117 is a deficient number, since it is larger than the sum of its proper divisors (1).

853075117 is an equidigital number, since it uses as much as digits as its factorization.

853075117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29400, while the sum is 37.

The square root of 853075117 is about 29207.4496832572. The cubic root of 853075117 is about 948.4091998846.

The spelling of 853075117 in words is "eight hundred fifty-three million, seventy-five thousand, one hundred seventeen".