1342311605511 has 8 divisors (see below), whose sum is σ = 1789782612480. Its totient is φ = 894857501112.

The previous prime is 1342311605497. The next prime is 1342311605521. The reversal of 1342311605511 is 1155061132431.

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 1342311605511 - 2¹⁴ = 1342311589127 is a prime.

It is a super-2 number, since 2×1342311605511² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1342311605521) 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, 4039165 + ... + 4358838.

It is an arithmetic number, because the mean of its divisors is an integer number (223722826560).

Almost surely, 2^{1342311605511} is an apocalyptic number.

1342311605511 is a deficient number, since it is larger than the sum of its proper divisors (447471006969).

1342311605511 is an equidigital number, since it uses as much as digits as its factorization.

1342311605511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8451285.

The product of its (nonzero) digits is 10800, while the sum is 33.

Adding to 1342311605511 its reverse (1155061132431), we get a palindrome (2497372737942).

The spelling of 1342311605511 in words is "one trillion, three hundred forty-two billion, three hundred eleven million, six hundred five thousand, five hundred eleven".