1003340409 has 4 divisors (see below), whose sum is σ = 1337787216. Its totient is φ = 668893604.

The previous prime is 1003340329. The next prime is 1003340411. The reversal of 1003340409 is 9040433001.

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.

It is a cyclic number.

It is not a de Polignac number, because 1003340409 - 2¹³ = 1003332217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1003300409) 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, 167223399 + ... + 167223404.

It is an arithmetic number, because the mean of its divisors is an integer number (334446804).

Almost surely, 2^1003340409 is an apocalyptic number.

It is an amenable number.

1003340409 is a deficient number, since it is larger than the sum of its proper divisors (334446807).

1003340409 is an equidigital number, since it uses as much as digits as its factorization.

1003340409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334446806.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 1003340409 is about 31675.5490717998. The cubic root of 1003340409 is about 1001.1122321477.

The spelling of 1003340409 in words is "one billion, three million, three hundred forty thousand, four hundred nine".