103430009 has 4 divisors (see below), whose sum is σ = 105183120. Its totient is φ = 101676900.

The previous prime is 103429999. The next prime is 103430069. The reversal of 103430009 is 900034301.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 900034301 = 73 ⋅12329237.

It is a cyclic number.

It is not a de Polignac number, because 103430009 - 2⁴ = 103429993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103430069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 876467 + ... + 876584.

It is an arithmetic number, because the mean of its divisors is an integer number (26295780).

Almost surely, 2^103430009 is an apocalyptic number.

It is an amenable number.

103430009 is a deficient number, since it is larger than the sum of its proper divisors (1753111).

103430009 is an equidigital number, since it uses as much as digits as its factorization.

103430009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1753110.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 103430009 is about 10170.0545229610. The cubic root of 103430009 is about 469.4062352566.

The spelling of 103430009 in words is "one hundred three million, four hundred thirty thousand, nine".