9189840053 has 2 divisors, whose sum is σ = 9189840054. Its totient is φ = 9189840052.

The previous prime is 9189840047. The next prime is 9189840157. The reversal of 9189840053 is 3500489819.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6261082129 + 2928757924 = 79127^2 + 54118^2 .

It is a cyclic number.

It is not a de Polignac number, because 9189840053 - 2³⁰ = 8116098229 is a prime.

It is a super-3 number, since 3×9189840053³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9189845053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4594920026 + 4594920027.

It is an arithmetic number, because the mean of its divisors is an integer number (4594920027).

Almost surely, 2^9189840053 is an apocalyptic number.

It is an amenable number.

9189840053 is a deficient number, since it is larger than the sum of its proper divisors (1).

9189840053 is an equidigital number, since it uses as much as digits as its factorization.

9189840053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 311040, while the sum is 47.

The square root of 9189840053 is about 95863.6534511386. The cubic root of 9189840053 is about 2094.6074837986.

The spelling of 9189840053 in words is "nine billion, one hundred eighty-nine million, eight hundred forty thousand, fifty-three".