135124056 has 48 divisors (see below), whose sum is σ = 366615600. Its totient is φ = 44960832.

The previous prime is 135124039. The next prime is 135124061. The reversal of 135124056 is 650421531.

It is a super-2 number, since 2×135124056² = 36517021019782272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49725 + ... + 52371.

It is an arithmetic number, because the mean of its divisors is an integer number (7637825).

Almost surely, 2^135124056 is an apocalyptic number.

It is an amenable number.

135124056 is an abundant number, since it is smaller than the sum of its proper divisors (231491544).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135124056 is a wasteful number, since it uses less digits than its factorization.

135124056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3368 (or 3361 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 135124056 is about 11624.2873329938. The cubic root of 135124056 is about 513.1498712849.

Adding to 135124056 its reverse (650421531), we get a palindrome (785545587).

The spelling of 135124056 in words is "one hundred thirty-five million, one hundred twenty-four thousand, fifty-six".