103750681 has 2 divisors, whose sum is σ = 103750682. Its totient is φ = 103750680.

The previous prime is 103750679. The next prime is 103750693. The reversal of 103750681 is 186057301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 79495056 + 24255625 = 8916^2 + 4925^2 .

It is a cyclic number.

It is not a de Polignac number, because 103750681 - 2¹ = 103750679 is a prime.

It is a super-2 number, since 2×103750681² = 21528407615927522, which contains 22 as substring.

Together with 103750679, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (103750651) 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, 51875340 + 51875341.

It is an arithmetic number, because the mean of its divisors is an integer number (51875341).

Almost surely, 2^103750681 is an apocalyptic number.

It is an amenable number.

103750681 is a deficient number, since it is larger than the sum of its proper divisors (1).

103750681 is an equidigital number, since it uses as much as digits as its factorization.

103750681 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 103750681 is about 10185.8078226521. The cubic root of 103750681 is about 469.8908468417.

The spelling of 103750681 in words is "one hundred three million, seven hundred fifty thousand, six hundred eighty-one".