1344634515311 has 8 divisors (see below), whose sum is σ = 1346486561280. Its totient is φ = 1342783151512.

The previous prime is 1344634515307. The next prime is 1344634515379. The reversal of 1344634515311 is 1135154364431.

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 1344634515311 - 2² = 1344634515307 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1344634515391) 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, 3839120 + ... + 4174698.

It is an arithmetic number, because the mean of its divisors is an integer number (168310820160).

Almost surely, 2^{1344634515311} is an apocalyptic number.

1344634515311 is a deficient number, since it is larger than the sum of its proper divisors (1852045969).

1344634515311 is an equidigital number, since it uses as much as digits as its factorization.

1344634515311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341085.

The product of its digits is 259200, while the sum is 41.

Adding to 1344634515311 its reverse (1135154364431), we get a palindrome (2479788879742).

The spelling of 1344634515311 in words is "one trillion, three hundred forty-four billion, six hundred thirty-four million, five hundred fifteen thousand, three hundred eleven".