135510424 has 32 divisors (see below), whose sum is σ = 299750400. Its totient is φ = 56201760.

The previous prime is 135510409. The next prime is 135510437. The reversal of 135510424 is 424015531.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37294 + ... + 40765.

It is an arithmetic number, because the mean of its divisors is an integer number (9367200).

Almost surely, 2^135510424 is an apocalyptic number.

135510424 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

135510424 is an abundant number, since it is smaller than the sum of its proper divisors (164239976).

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

135510424 is a wasteful number, since it uses less digits than its factorization.

135510424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78103 (or 78099 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 135510424 is about 11640.8944673509. The cubic root of 135510424 is about 513.6384988594.

Adding to 135510424 its reverse (424015531), we get a palindrome (559525955).

The spelling of 135510424 in words is "one hundred thirty-five million, five hundred ten thousand, four hundred twenty-four".