940185640183 has 2 divisors, whose sum is σ = 940185640184. Its totient is φ = 940185640182.

The previous prime is 940185640171. The next prime is 940185640217. The reversal of 940185640183 is 381046581049.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 940185640183 - 2⁵ = 940185640151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (940185640283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 470092820091 + 470092820092.

It is an arithmetic number, because the mean of its divisors is an integer number (470092820092).

Almost surely, 2^940185640183 is an apocalyptic number.

940185640183 is a deficient number, since it is larger than the sum of its proper divisors (1).

940185640183 is an equidigital number, since it uses as much as digits as its factorization.

940185640183 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 829440, while the sum is 49.

The spelling of 940185640183 in words is "nine hundred forty billion, one hundred eighty-five million, six hundred forty thousand, one hundred eighty-three".