1002000001139 has 2 divisors, whose sum is σ = 1002000001140. Its totient is φ = 1002000001138.

The previous prime is 1002000001091. The next prime is 1002000001141. The reversal of 1002000001139 is 9311000002001.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1002000001139 is a prime.

Together with 1002000001141, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1002000001199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501000000569 + 501000000570.

It is an arithmetic number, because the mean of its divisors is an integer number (501000000570).

Almost surely, 2^{1002000001139} is an apocalyptic number.

1002000001139 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002000001139 is an equidigital number, since it uses as much as digits as its factorization.

1002000001139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54, while the sum is 17.

The spelling of 1002000001139 in words is "one trillion, two billion, one thousand, one hundred thirty-nine".