135752515 has 8 divisors (see below), whose sum is σ = 163175040. Its totient is φ = 108420672.

The previous prime is 135752483. The next prime is 135752527. The reversal of 135752515 is 515257531.

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

It is a cyclic number.

It is not a de Polignac number, because 135752515 - 2⁵ = 135752483 is a prime.

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 7 ways as a sum of consecutive naturals, for example, 19330 + ... + 25399.

It is an arithmetic number, because the mean of its divisors is an integer number (20396880).

Almost surely, 2^135752515 is an apocalyptic number.

135752515 is a deficient number, since it is larger than the sum of its proper divisors (27422525).

135752515 is an equidigital number, since it uses as much as digits as its factorization.

135752515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45341.

The product of its digits is 26250, while the sum is 34.

The square root of 135752515 is about 11651.2881262116. The cubic root of 135752515 is about 513.9441906733.

The spelling of 135752515 in words is "one hundred thirty-five million, seven hundred fifty-two thousand, five hundred fifteen".