1031103313187 has 2 divisors, whose sum is σ = 1031103313188. Its totient is φ = 1031103313186.

The previous prime is 1031103313157. The next prime is 1031103313211. The reversal of 1031103313187 is 7813133011301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1031103313187 - 2²⁰ = 1031102264611 is a prime.

It is not a weakly prime, because it can be changed into another prime (1031103313127) 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, 515551656593 + 515551656594.

It is an arithmetic number, because the mean of its divisors is an integer number (515551656594).

Almost surely, 2^{1031103313187} is an apocalyptic number.

1031103313187 is a deficient number, since it is larger than the sum of its proper divisors (1).

1031103313187 is an equidigital number, since it uses as much as digits as its factorization.

1031103313187 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 32.

Adding to 1031103313187 its reverse (7813133011301), we get a palindrome (8844236324488).

The spelling of 1031103313187 in words is "one trillion, thirty-one billion, one hundred three million, three hundred thirteen thousand, one hundred eighty-seven".