982311313 has 2 divisors, whose sum is σ = 982311314. Its totient is φ = 982311312.

The previous prime is 982311299. The next prime is 982311329. The reversal of 982311313 is 313113289.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 846635409 + 135675904 = 29097^2 + 11648^2 .

It is an emirp because it is prime and its reverse (313113289) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 982311313 - 2⁹ = 982310801 is a prime.

It is not a weakly prime, because it can be changed into another prime (982311413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 491155656 + 491155657.

It is an arithmetic number, because the mean of its divisors is an integer number (491155657).

Almost surely, 2^982311313 is an apocalyptic number.

It is an amenable number.

982311313 is a deficient number, since it is larger than the sum of its proper divisors (1).

982311313 is an equidigital number, since it uses as much as digits as its factorization.

982311313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3888, while the sum is 31.

The square root of 982311313 is about 31341.8460368881. The cubic root of 982311313 is about 994.0686597594.

The spelling of 982311313 in words is "nine hundred eighty-two million, three hundred eleven thousand, three hundred thirteen".