135024431313 has 16 divisors (see below), whose sum is σ = 181563105600. Its totient is φ = 89253171264.

The previous prime is 135024431309. The next prime is 135024431329. The reversal of 135024431313 is 313134420531.

It is a happy number.

It is not a de Polignac number, because 135024431313 - 2² = 135024431309 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135024431303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16606 + ... + 519927.

It is an arithmetic number, because the mean of its divisors is an integer number (11347694100).

Almost surely, 2^135024431313 is an apocalyptic number.

It is an amenable number.

135024431313 is a deficient number, since it is larger than the sum of its proper divisors (46538674287).

135024431313 is a wasteful number, since it uses less digits than its factorization.

135024431313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 537248.

The product of its (nonzero) digits is 12960, while the sum is 30.

Adding to 135024431313 its reverse (313134420531), we get a palindrome (448158851844).

The spelling of 135024431313 in words is "one hundred thirty-five billion, twenty-four million, four hundred thirty-one thousand, three hundred thirteen".