135956530 has 8 divisors (see below), whose sum is σ = 244721772. Its totient is φ = 54382608.

The previous prime is 135956503. The next prime is 135956539. The reversal of 135956530 is 35659531.

It can be written as a sum of positive squares in 2 ways, for example, as 130210921 + 5745609 = 11411^2 + 2397^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 135956530.

It is not an unprimeable number, because it can be changed into a prime (135956539) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6797817 + ... + 6797836.

Almost surely, 2^135956530 is an apocalyptic number.

135956530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135956530 is a deficient number, since it is larger than the sum of its proper divisors (108765242).

135956530 is a wasteful number, since it uses less digits than its factorization.

135956530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13595660.

The product of its (nonzero) digits is 60750, while the sum is 37.

The square root of 135956530 is about 11660.0398798632. The cubic root of 135956530 is about 514.2015213073.

The spelling of 135956530 in words is "one hundred thirty-five million, nine hundred fifty-six thousand, five hundred thirty".