135570750 has 256 divisors, whose sum is σ = 431308800. Its totient is φ = 28224000.

The previous prime is 135570739. The next prime is 135570751. The reversal of 135570750 is 57075531.

It is a super-3 number, since 3×135570750³ (a number of 25 digits) contains 333 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135570751) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 4373235 + ... + 4373265.

It is an arithmetic number, because the mean of its divisors is an integer number (1684800).

Almost surely, 2^135570750 is an apocalyptic number.

135570750 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 135570750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (215654400).

135570750 is an abundant number, since it is smaller than the sum of its proper divisors (295738050).

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

135570750 is a wasteful number, since it uses less digits than its factorization.

135570750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89 (or 65 counting only the distinct ones).

The product of its (nonzero) digits is 18375, while the sum is 33.

The square root of 135570750 is about 11643.4853029495. The cubic root of 135570750 is about 513.7147074104.

The spelling of 135570750 in words is "one hundred thirty-five million, five hundred seventy thousand, seven hundred fifty".