135351250 has 80 divisors (see below), whose sum is σ = 275536800. Its totient is φ = 49680000.

The previous prime is 135351199. The next prime is 135351299. The reversal of 135351250 is 52153531.

It is a Harshad number since it is a multiple of its sum of digits (25).

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 39 ways as a sum of consecutive naturals, for example, 973681 + ... + 973819.

It is an arithmetic number, because the mean of its divisors is an integer number (3444210).

Almost surely, 2^135351250 is an apocalyptic number.

135351250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135351250 is an abundant number, since it is smaller than the sum of its proper divisors (140185550).

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

135351250 is a wasteful number, since it uses less digits than its factorization.

135351250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221 (or 206 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 25.

The square root of 135351250 is about 11634.0556127259. The cubic root of 135351250 is about 513.4373091045.

The spelling of 135351250 in words is "one hundred thirty-five million, three hundred fifty-one thousand, two hundred fifty".