18200191001053 has 2 divisors, whose sum is σ = 18200191001054. Its totient is φ = 18200191001052.

The previous prime is 18200191001039. The next prime is 18200191001141. The reversal of 18200191001053 is 35010019100281.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18067073289444 + 133117711609 = 4250538^2 + 364853^2 .

It is a cyclic number.

It is not a de Polignac number, because 18200191001053 - 2⁵ = 18200191001021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (18200191031053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9100095500526 + 9100095500527.

It is an arithmetic number, because the mean of its divisors is an integer number (9100095500527).

Almost surely, 2^{18200191001053} is an apocalyptic number.

It is an amenable number.

18200191001053 is a deficient number, since it is larger than the sum of its proper divisors (1).

18200191001053 is an equidigital number, since it uses as much as digits as its factorization.

18200191001053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 31.

The spelling of 18200191001053 in words is "eighteen trillion, two hundred billion, one hundred ninety-one million, one thousand, fifty-three".