135124224631 has 4 divisors (see below), whose sum is σ = 147408245064. Its totient is φ = 122840204200.

The previous prime is 135124224619. The next prime is 135124224679. The reversal of 135124224631 is 136422421531.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 135124224631 - 2¹⁹ = 135123700343 is a prime.

It is a super-3 number, since 3×135124224631³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135124227631) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 6142010200 + ... + 6142010221.

It is an arithmetic number, because the mean of its divisors is an integer number (36852061266).

Almost surely, 2^135124224631 is an apocalyptic number.

135124224631 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

135124224631 is a deficient number, since it is larger than the sum of its proper divisors (12284020433).

135124224631 is a wasteful number, since it uses less digits than its factorization.

135124224631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12284020432.

The product of its digits is 34560, while the sum is 34.

The spelling of 135124224631 in words is "one hundred thirty-five billion, one hundred twenty-four million, two hundred twenty-four thousand, six hundred thirty-one".