103415009 has 2 divisors, whose sum is σ = 103415010. Its totient is φ = 103415008.

The previous prime is 103415003. The next prime is 103415021. The reversal of 103415009 is 900514301.

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., 96963409 + 6451600 = 9847^2 + 2540^2 .

It is a cyclic number.

It is not a de Polignac number, because 103415009 - 2¹² = 103410913 is a prime.

It is not a weakly prime, because it can be changed into another prime (103415003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51707504 + 51707505.

It is an arithmetic number, because the mean of its divisors is an integer number (51707505).

Almost surely, 2^103415009 is an apocalyptic number.

It is an amenable number.

103415009 is a deficient number, since it is larger than the sum of its proper divisors (1).

103415009 is an equidigital number, since it uses as much as digits as its factorization.

103415009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 103415009 is about 10169.3170370483. The cubic root of 103415009 is about 469.3835421846.

The spelling of 103415009 in words is "one hundred three million, four hundred fifteen thousand, nine".