986937043061 has 2 divisors, whose sum is σ = 986937043062. Its totient is φ = 986937043060.

The previous prime is 986937043031. The next prime is 986937043093. The reversal of 986937043061 is 160340739689.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 954714639025 + 32222404036 = 977095^2 + 179506^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-986937043061 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 986937042988 and 986937043006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (986937043031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 493468521530 + 493468521531.

It is an arithmetic number, because the mean of its divisors is an integer number (493468521531).

Almost surely, 2^986937043061 is an apocalyptic number.

It is an amenable number.

986937043061 is a deficient number, since it is larger than the sum of its proper divisors (1).

986937043061 is an equidigital number, since it uses as much as digits as its factorization.

986937043061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5878656, while the sum is 56.

The spelling of 986937043061 in words is "nine hundred eighty-six billion, nine hundred thirty-seven million, forty-three thousand, sixty-one".