2918296861 has 2 divisors, whose sum is σ = 2918296862. Its totient is φ = 2918296860.

The previous prime is 2918296783. The next prime is 2918296897. The reversal of 2918296861 is 1686928192.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2246191236 + 672105625 = 47394^2 + 25925^2 .

It is a cyclic number.

It is not a de Polignac number, because 2918296861 - 2¹³ = 2918288669 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2918296799 and 2918296808.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2918096861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1459148430 + 1459148431.

It is an arithmetic number, because the mean of its divisors is an integer number (1459148431).

Almost surely, 2^2918296861 is an apocalyptic number.

It is an amenable number.

2918296861 is a deficient number, since it is larger than the sum of its proper divisors (1).

2918296861 is an equidigital number, since it uses as much as digits as its factorization.

2918296861 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 746496, while the sum is 52.

The square root of 2918296861 is about 54021.2630452121. The cubic root of 2918296861 is about 1429.0359552784.

The spelling of 2918296861 in words is "two billion, nine hundred eighteen million, two hundred ninety-six thousand, eight hundred sixty-one".