103061729 has 2 divisors, whose sum is σ = 103061730. Its totient is φ = 103061728.

The previous prime is 103061723. The next prime is 103061743. The reversal of 103061729 is 927160301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51552400 + 51509329 = 7180^2 + 7177^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103061729 is a prime.

It is not a weakly prime, because it can be changed into another prime (103061723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51530864 + 51530865.

It is an arithmetic number, because the mean of its divisors is an integer number (51530865).

Almost surely, 2^103061729 is an apocalyptic number.

It is an amenable number.

103061729 is a deficient number, since it is larger than the sum of its proper divisors (1).

103061729 is an equidigital number, since it uses as much as digits as its factorization.

103061729 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2268, while the sum is 29.

The square root of 103061729 is about 10151.9322791279. The cubic root of 103061729 is about 468.8484393200.

The spelling of 103061729 in words is "one hundred three million, sixty-one thousand, seven hundred twenty-nine".