183840793 has 2 divisors, whose sum is σ = 183840794. Its totient is φ = 183840792.

The previous prime is 183840749. The next prime is 183840857. The reversal of 183840793 is 397048381.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 92217609 + 91623184 = 9603^2 + 9572^2 .

It is an emirp because it is prime and its reverse (397048381) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 183840793 - 2²¹ = 181743641 is a prime.

It is not a weakly prime, because it can be changed into another prime (183840733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 91920396 + 91920397.

It is an arithmetic number, because the mean of its divisors is an integer number (91920397).

Almost surely, 2^183840793 is an apocalyptic number.

It is an amenable number.

183840793 is a deficient number, since it is larger than the sum of its proper divisors (1).

183840793 is an equidigital number, since it uses as much as digits as its factorization.

183840793 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 43.

The square root of 183840793 is about 13558.7902483961. The cubic root of 183840793 is about 568.6093038767.

The spelling of 183840793 in words is "one hundred eighty-three million, eight hundred forty thousand, seven hundred ninety-three".