1002199934587 has 2 divisors, whose sum is σ = 1002199934588. Its totient is φ = 1002199934586.

The previous prime is 1002199934569. The next prime is 1002199934599. The reversal of 1002199934587 is 7854399912001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1002199934587 - 2¹⁵ = 1002199901819 is a prime.

It is not a weakly prime, because it can be changed into another prime (1002199934987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501099967293 + 501099967294.

It is an arithmetic number, because the mean of its divisors is an integer number (501099967294).

Almost surely, 2^{1002199934587} is an apocalyptic number.

1002199934587 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002199934587 is an equidigital number, since it uses as much as digits as its factorization.

1002199934587 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4898880, while the sum is 58.

The spelling of 1002199934587 in words is "one trillion, two billion, one hundred ninety-nine million, nine hundred thirty-four thousand, five hundred eighty-seven".