103311115387 has 2 divisors, whose sum is σ = 103311115388. Its totient is φ = 103311115386.

The previous prime is 103311115367. The next prime is 103311115441. The reversal of 103311115387 is 783511113301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103311115387 - 2¹⁹ = 103310591099 is a prime.

It is not a weakly prime, because it can be changed into another prime (103311115357) 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, 51655557693 + 51655557694.

It is an arithmetic number, because the mean of its divisors is an integer number (51655557694).

Almost surely, 2^103311115387 is an apocalyptic number.

103311115387 is a deficient number, since it is larger than the sum of its proper divisors (1).

103311115387 is an equidigital number, since it uses as much as digits as its factorization.

103311115387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 34.

Adding to 103311115387 its reverse (783511113301), we get a palindrome (886822228688).

The spelling of 103311115387 in words is "one hundred three billion, three hundred eleven million, one hundred fifteen thousand, three hundred eighty-seven".