10001000983609 has 2 divisors, whose sum is σ = 10001000983610. Its totient is φ = 10001000983608.

The previous prime is 10001000983553. The next prime is 10001000983681. The reversal of 10001000983609 is 90638900010001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9073348840000 + 927652143609 = 3012200^2 + 963147^2 .

It is a cyclic number.

It is not a de Polignac number, because 10001000983609 - 2²³ = 10000992595001 is a prime.

It is not a weakly prime, because it can be changed into another prime (10001000983709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5000500491804 + 5000500491805.

It is an arithmetic number, because the mean of its divisors is an integer number (5000500491805).

Almost surely, 2^{10001000983609} is an apocalyptic number.

It is an amenable number.

10001000983609 is a deficient number, since it is larger than the sum of its proper divisors (1).

10001000983609 is an equidigital number, since it uses as much as digits as its factorization.

10001000983609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 37.

The spelling of 10001000983609 in words is "ten trillion, one billion, nine hundred eighty-three thousand, six hundred nine".