135431215335 has 96 divisors (see below), whose sum is σ = 255236986368. Its totient is φ = 66035450880.

The previous prime is 135431215313. The next prime is 135431215349. The reversal of 135431215335 is 533512134531.

135431215335 is a `hidden beast` number, since 1 + 3 + 5 + 4 + 312 + 1 + 5 + 335 = 666.

It is not a de Polignac number, because 135431215335 - 2¹³ = 135431207143 is a prime.

It is a super-2 number, since 2×135431215335² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 135431215335.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 28031370 + ... + 28036200.

It is an arithmetic number, because the mean of its divisors is an integer number (2658718608).

Almost surely, 2^135431215335 is an apocalyptic number.

135431215335 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

135431215335 is a deficient number, since it is larger than the sum of its proper divisors (119805771033).

135431215335 is a wasteful number, since it uses less digits than its factorization.

135431215335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5305 (or 5302 counting only the distinct ones).

The product of its digits is 81000, while the sum is 36.

Adding to 135431215335 its reverse (533512134531), we get a palindrome (668943349866).

The spelling of 135431215335 in words is "one hundred thirty-five billion, four hundred thirty-one million, two hundred fifteen thousand, three hundred thirty-five".