135415323311 has 8 divisors (see below), whose sum is σ = 139084924800. Its totient is φ = 131746233888.

The previous prime is 135415323293. The next prime is 135415323367. The reversal of 135415323311 is 113323514531.

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

It is a de Polignac number, because none of the positive numbers 2^k-135415323311 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 (135415323391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 441965 + ... + 682761.

It is an arithmetic number, because the mean of its divisors is an integer number (17385615600).

Almost surely, 2^135415323311 is an apocalyptic number.

135415323311 is a deficient number, since it is larger than the sum of its proper divisors (3669601489).

135415323311 is a wasteful number, since it uses less digits than its factorization.

135415323311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256033.

The product of its digits is 16200, while the sum is 32.

Adding to 135415323311 its reverse (113323514531), we get a palindrome (248738837842).

The spelling of 135415323311 in words is "one hundred thirty-five billion, four hundred fifteen million, three hundred twenty-three thousand, three hundred eleven".