340001003 has 4 divisors (see below), whose sum is σ = 360001080. Its totient is φ = 320000928.

The previous prime is 340000993. The next prime is 340001033. The reversal of 340001003 is 300100043.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 340001003 - 2¹⁶ = 339935467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340001033) 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, 10000013 + ... + 10000046.

It is an arithmetic number, because the mean of its divisors is an integer number (90000270).

Almost surely, 2^340001003 is an apocalyptic number.

340001003 is a deficient number, since it is larger than the sum of its proper divisors (20000077).

340001003 is a wasteful number, since it uses less digits than its factorization.

340001003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20000076.

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 340001003 is about 18439.1161122219. The cubic root of 340001003 is about 697.9538910109.

Adding to 340001003 its reverse (300100043), we get a palindrome (640101046).

The spelling of 340001003 in words is "three hundred forty million, one thousand, three".