135107428 has 12 divisors (see below), whose sum is σ = 246718080. Its totient is φ = 64616552.

The previous prime is 135107411. The next prime is 135107431. The reversal of 135107428 is 824701531.

It is a self number, because there is not a number n which added to its sum of digits gives 135107428.

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 3 ways as a sum of consecutive naturals, for example, 734188 + ... + 734371.

It is an arithmetic number, because the mean of its divisors is an integer number (20559840).

Almost surely, 2^135107428 is an apocalyptic number.

It is an amenable number.

135107428 is a deficient number, since it is larger than the sum of its proper divisors (111610652).

135107428 is a wasteful number, since it uses less digits than its factorization.

135107428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1468586 (or 1468584 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 135107428 is about 11623.5720843465. The cubic root of 135107428 is about 513.1288214775.

Adding to 135107428 its reverse (824701531), we get a palindrome (959808959).

The spelling of 135107428 in words is "one hundred thirty-five million, one hundred seven thousand, four hundred twenty-eight".