1002145350091 has 2 divisors, whose sum is σ = 1002145350092. Its totient is φ = 1002145350090.

The previous prime is 1002145350047. The next prime is 1002145350133. The reversal of 1002145350091 is 1900535412001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1002145350091 - 2³¹ = 999997866443 is a prime.

It is not a weakly prime, because it can be changed into another prime (1002145357091) 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, 501072675045 + 501072675046.

It is an arithmetic number, because the mean of its divisors is an integer number (501072675046).

Almost surely, 2^{1002145350091} is an apocalyptic number.

1002145350091 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002145350091 is an equidigital number, since it uses as much as digits as its factorization.

1002145350091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 31.

The spelling of 1002145350091 in words is "one trillion, two billion, one hundred forty-five million, three hundred fifty thousand, ninety-one".