3117855283 has 4 divisors (see below), whose sum is σ = 3202121680. Its totient is φ = 3033588888.

The previous prime is 3117855263. The next prime is 3117855311. The reversal of 3117855283 is 3825587113.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3117855283 - 2²¹ = 3115758131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3117855263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42133143 + ... + 42133216.

It is an arithmetic number, because the mean of its divisors is an integer number (800530420).

Almost surely, 2^3117855283 is an apocalyptic number.

3117855283 is a deficient number, since it is larger than the sum of its proper divisors (84266397).

3117855283 is an equidigital number, since it uses as much as digits as its factorization.

3117855283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84266396.

The product of its digits is 201600, while the sum is 43.

The square root of 3117855283 is about 55837.7585778656. The cubic root of 3117855283 is about 1460.8938173301.

The spelling of 3117855283 in words is "three billion, one hundred seventeen million, eight hundred fifty-five thousand, two hundred eighty-three".