1002031097 has 2 divisors, whose sum is σ = 1002031098. Its totient is φ = 1002031096.

The previous prime is 1002031039. The next prime is 1002031111. The reversal of 1002031097 is 7901302001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 713744656 + 288286441 = 26716^2 + 16979^2 .

It is a cyclic number.

It is not a de Polignac number, because 1002031097 - 2¹² = 1002027001 is a prime.

It is not a weakly prime, because it can be changed into another prime (1002034097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501015548 + 501015549.

It is an arithmetic number, because the mean of its divisors is an integer number (501015549).

Almost surely, 2^1002031097 is an apocalyptic number.

It is an amenable number.

1002031097 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002031097 is an equidigital number, since it uses as much as digits as its factorization.

1002031097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 378, while the sum is 23.

The square root of 1002031097 is about 31654.8747746694. The cubic root of 1002031097 is about 1000.6765744771.

Adding to 1002031097 its reverse (7901302001), we get a palindrome (8903333098).

The spelling of 1002031097 in words is "one billion, two million, thirty-one thousand, ninety-seven".