383740681171 has 2 divisors, whose sum is σ = 383740681172. Its totient is φ = 383740681170.

The previous prime is 383740681147. The next prime is 383740681193. The reversal of 383740681171 is 171186047383.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 383740681171 - 2³⁵ = 349380942803 is a prime.

It is not a weakly prime, because it can be changed into another prime (383740681111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 191870340585 + 191870340586.

It is an arithmetic number, because the mean of its divisors is an integer number (191870340586).

Almost surely, 2^383740681171 is an apocalyptic number.

383740681171 is a deficient number, since it is larger than the sum of its proper divisors (1).

383740681171 is an equidigital number, since it uses as much as digits as its factorization.

383740681171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 677376, while the sum is 49.

The spelling of 383740681171 in words is "three hundred eighty-three billion, seven hundred forty million, six hundred eighty-one thousand, one hundred seventy-one".