186934517053 has 2 divisors, whose sum is σ = 186934517054. Its totient is φ = 186934517052.

The previous prime is 186934517039. The next prime is 186934517083. The reversal of 186934517053 is 350715439681.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 125342197369 + 61592319684 = 354037^2 + 248178^2 .

It is a cyclic number.

It is not a de Polignac number, because 186934517053 - 2²¹ = 186932419901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (186934517083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 93467258526 + 93467258527.

It is an arithmetic number, because the mean of its divisors is an integer number (93467258527).

Almost surely, 2^186934517053 is an apocalyptic number.

It is an amenable number.

186934517053 is a deficient number, since it is larger than the sum of its proper divisors (1).

186934517053 is an equidigital number, since it uses as much as digits as its factorization.

186934517053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2721600, while the sum is 52.

The spelling of 186934517053 in words is "one hundred eighty-six billion, nine hundred thirty-four million, five hundred seventeen thousand, fifty-three".