1340220403315 has 8 divisors (see below), whose sum is σ = 1617149924208. Its totient is φ = 1066252695840.

The previous prime is 1340220403303. The next prime is 1340220403387. The reversal of 1340220403315 is 5133040220431.

It is a happy number.

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

It is not a de Polignac number, because 1340220403315 - 2⁵ = 1340220403283 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 740452357 + ... + 740454166.

It is an arithmetic number, because the mean of its divisors is an integer number (202143740526).

Almost surely, 2^{1340220403315} is an apocalyptic number.

1340220403315 is a deficient number, since it is larger than the sum of its proper divisors (276929520893).

1340220403315 is a wasteful number, since it uses less digits than its factorization.

1340220403315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1480906709.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 1340220403315 its reverse (5133040220431), we get a palindrome (6473260623746).

The spelling of 1340220403315 in words is "one trillion, three hundred forty billion, two hundred twenty million, four hundred three thousand, three hundred fifteen".