135486750 has 128 divisors (see below), whose sum is σ = 391412736. Its totient is φ = 30576000.

The previous prime is 135486733. The next prime is 135486763. The reversal of 135486750 is 57684531.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 135486699 and 135486708.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 687652 + ... + 687848.

It is an arithmetic number, because the mean of its divisors is an integer number (3057912).

Almost surely, 2^135486750 is an apocalyptic number.

135486750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 135486750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (195706368).

135486750 is an abundant number, since it is smaller than the sum of its proper divisors (255925986).

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

135486750 is a wasteful number, since it uses less digits than its factorization.

135486750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355 (or 345 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 39.

The square root of 135486750 is about 11639.8775766758. The cubic root of 135486750 is about 513.6085858198.

The spelling of 135486750 in words is "one hundred thirty-five million, four hundred eighty-six thousand, seven hundred fifty".