1340204303005 has 8 divisors (see below), whose sum is σ = 1613383328952. Its totient is φ = 1068737998848.

The previous prime is 1340204302993. The next prime is 1340204303027. The reversal of 1340204303005 is 5003034020431.

It can be written as a sum of positive squares in 4 ways, for example, as 4760586009 + 1335443716996 = 68997^2 + 1155614^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1340204303005 - 2²³ = 1340195914397 is a prime.

It is a super-2 number, since 2×1340204303005² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

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, 428178724 + ... + 428181853.

It is an arithmetic number, because the mean of its divisors is an integer number (201672916119).

Almost surely, 2^{1340204303005} is an apocalyptic number.

It is an amenable number.

1340204303005 is a deficient number, since it is larger than the sum of its proper divisors (273179025947).

1340204303005 is an equidigital number, since it uses as much as digits as its factorization.

1340204303005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 856360895.

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 1340204303005 its reverse (5003034020431), we get a palindrome (6343238323436).

The spelling of 1340204303005 in words is "one trillion, three hundred forty billion, two hundred four million, three hundred three thousand, five".