1000005050897 has 2 divisors, whose sum is σ = 1000005050898. Its totient is φ = 1000005050896.

The previous prime is 1000005050873. The next prime is 1000005051037. The reversal of 1000005050897 is 7980505000001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 776435896336 + 223569154561 = 881156^2 + 472831^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1000005050897 is a prime.

It is not a weakly prime, because it can be changed into another prime (1000005050797) 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, 500002525448 + 500002525449.

It is an arithmetic number, because the mean of its divisors is an integer number (500002525449).

Almost surely, 2^{1000005050897} is an apocalyptic number.

It is an amenable number.

1000005050897 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000005050897 is an equidigital number, since it uses as much as digits as its factorization.

1000005050897 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12600, while the sum is 35.

The spelling of 1000005050897 in words is "one trillion, five million, fifty thousand, eight hundred ninety-seven".