986937043357 has 2 divisors, whose sum is σ = 986937043358. Its totient is φ = 986937043356.

The previous prime is 986937043319. The next prime is 986937043427. The reversal of 986937043357 is 753340739689.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 971701091001 + 15235952356 = 985749^2 + 123434^2 .

It is an emirp because it is prime and its reverse (753340739689) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 986937043357 - 2¹⁵ = 986937010589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (986937043457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 493468521678 + 493468521679.

It is an arithmetic number, because the mean of its divisors is an integer number (493468521679).

Almost surely, 2^986937043357 is an apocalyptic number.

It is an amenable number.

986937043357 is a deficient number, since it is larger than the sum of its proper divisors (1).

986937043357 is an equidigital number, since it uses as much as digits as its factorization.

986937043357 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 102876480, while the sum is 64.

The spelling of 986937043357 in words is "nine hundred eighty-six billion, nine hundred thirty-seven million, forty-three thousand, three hundred fifty-seven".