1340320323003 has 8 divisors (see below), whose sum is σ = 1787140720128. Its totient is φ = 893523403944.

The previous prime is 1340320322969. The next prime is 1340320323073. The reversal of 1340320323003 is 3003230230431.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-1340320323003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1340320323073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5735875 + ... + 5964972.

It is an arithmetic number, because the mean of its divisors is an integer number (223392590016).

Almost surely, 2^{1340320323003} is an apocalyptic number.

1340320323003 is a deficient number, since it is larger than the sum of its proper divisors (446820397125).

1340320323003 is a wasteful number, since it uses less digits than its factorization.

1340320323003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11739033.

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 1340320323003 its reverse (3003230230431), we get a palindrome (4343550553434).

The spelling of 1340320323003 in words is "one trillion, three hundred forty billion, three hundred twenty million, three hundred twenty-three thousand, three".