1343404500345 has 40 divisors (see below), whose sum is σ = 2410564386120. Its totient is φ = 715772090880.

The previous prime is 1343404500341. The next prime is 1343404500371. The reversal of 1343404500345 is 5430054043431.

1343404500345 is a `hidden beast` number, since 134 + 3 + 40 + 450 + 0 + 34 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1912400361 + 1341492099984 = 43731^2 + 1158228^2 .

It is not a de Polignac number, because 1343404500345 - 2² = 1343404500341 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1343404500341) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1235086 + ... + 2052375.

It is an arithmetic number, because the mean of its divisors is an integer number (60264109653).

Almost surely, 2^{1343404500345} is an apocalyptic number.

1343404500345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1343404500345 is a deficient number, since it is larger than the sum of its proper divisors (1067159885775).

1343404500345 is a wasteful number, since it uses less digits than its factorization.

1343404500345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3288487 (or 3288478 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 36.

Adding to 1343404500345 its reverse (5430054043431), we get a palindrome (6773458543776).

The spelling of 1343404500345 in words is "one trillion, three hundred forty-three billion, four hundred four million, five hundred thousand, three hundred forty-five".