103352009 has 2 divisors, whose sum is σ = 103352010. Its totient is φ = 103352008.

The previous prime is 103352003. The next prime is 103352023. The reversal of 103352009 is 900253301.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 100801600 + 2550409 = 10040^2 + 1597^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103352009 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (103352003) 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, 51676004 + 51676005.

It is an arithmetic number, because the mean of its divisors is an integer number (51676005).

Almost surely, 2^103352009 is an apocalyptic number.

It is an amenable number.

103352009 is a deficient number, since it is larger than the sum of its proper divisors (1).

103352009 is an equidigital number, since it uses as much as digits as its factorization.

103352009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 810, while the sum is 23.

The square root of 103352009 is about 10166.2190120024. The cubic root of 103352009 is about 469.2882073122.

The spelling of 103352009 in words is "one hundred three million, three hundred fifty-two thousand, nine".