1002402593 has 2 divisors, whose sum is σ = 1002402594. Its totient is φ = 1002402592.

The previous prime is 1002402529. The next prime is 1002402607. The reversal of 1002402593 is 3952042001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 884289169 + 118113424 = 29737^2 + 10868^2 .

It is a cyclic number.

It is not a de Polignac number, because 1002402593 - 2⁶ = 1002402529 is a prime.

It is not a weakly prime, because it can be changed into another prime (1002102593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501201296 + 501201297.

It is an arithmetic number, because the mean of its divisors is an integer number (501201297).

Almost surely, 2^1002402593 is an apocalyptic number.

It is an amenable number.

1002402593 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002402593 is an equidigital number, since it uses as much as digits as its factorization.

1002402593 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 1002402593 is about 31660.7421422809. The cubic root of 1002402593 is about 1000.8002238044.

Adding to 1002402593 its reverse (3952042001), we get a palindrome (4954444594).

The spelling of 1002402593 in words is "one billion, two million, four hundred two thousand, five hundred ninety-three".