135248625 has 48 divisors (see below), whose sum is σ = 254457216. Its totient is φ = 68983200.

The previous prime is 135248623. The next prime is 135248639. The reversal of 135248625 is 526842531.

135248625 is a `hidden beast` number, since 1 + 3 + 5 + 24 + 8 + 625 = 666.

It is not a de Polignac number, because 135248625 - 2¹ = 135248623 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 135248625.

It is not an unprimeable number, because it can be changed into a prime (135248621) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23262 + ... + 28488.

It is an arithmetic number, because the mean of its divisors is an integer number (5301192).

Almost surely, 2^135248625 is an apocalyptic number.

135248625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

135248625 is a deficient number, since it is larger than the sum of its proper divisors (119208591).

135248625 is a wasteful number, since it uses less digits than its factorization.

135248625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5271 (or 5258 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 135248625 is about 11629.6442335955. The cubic root of 135248625 is about 513.3075114445.

The spelling of 135248625 in words is "one hundred thirty-five million, two hundred forty-eight thousand, six hundred twenty-five".