185053853 has 2 divisors, whose sum is σ = 185053854. Its totient is φ = 185053852.

The previous prime is 185053831. The next prime is 185053861. The reversal of 185053853 is 358350581.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 183521209 + 1532644 = 13547^2 + 1238^2 .

It is an emirp because it is prime and its reverse (358350581) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 185053853 - 2¹⁶ = 184988317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (185053753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 92526926 + 92526927.

It is an arithmetic number, because the mean of its divisors is an integer number (92526927).

Almost surely, 2^185053853 is an apocalyptic number.

It is an amenable number.

185053853 is a deficient number, since it is larger than the sum of its proper divisors (1).

185053853 is an equidigital number, since it uses as much as digits as its factorization.

185053853 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72000, while the sum is 38.

The square root of 185053853 is about 13603.4500403390. The cubic root of 185053853 is about 569.8572054330.

The spelling of 185053853 in words is "one hundred eighty-five million, fifty-three thousand, eight hundred fifty-three".