103387861061 has 2 divisors, whose sum is σ = 103387861062. Its totient is φ = 103387861060.

The previous prime is 103387861051. The next prime is 103387861081. The reversal of 103387861061 is 160168783301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76502028100 + 26885832961 = 276590^2 + 163969^2 .

It is a cyclic number.

It is not a de Polignac number, because 103387861061 - 2⁶ = 103387860997 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103387861051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51693930530 + 51693930531.

It is an arithmetic number, because the mean of its divisors is an integer number (51693930531).

Almost surely, 2^103387861061 is an apocalyptic number.

It is an amenable number.

103387861061 is a deficient number, since it is larger than the sum of its proper divisors (1).

103387861061 is an equidigital number, since it uses as much as digits as its factorization.

103387861061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 44.

The spelling of 103387861061 in words is "one hundred three billion, three hundred eighty-seven million, eight hundred sixty-one thousand, sixty-one".