135040515 has 8 divisors (see below), whose sum is σ = 216064848. Its totient is φ = 72021600.

The previous prime is 135040487. The next prime is 135040517. The reversal of 135040515 is 515040531.

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

It is not a de Polignac number, because 135040515 - 2⁵ = 135040483 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135040517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4501336 + ... + 4501365.

It is an arithmetic number, because the mean of its divisors is an integer number (27008106).

Almost surely, 2^135040515 is an apocalyptic number.

135040515 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

135040515 is a deficient number, since it is larger than the sum of its proper divisors (81024333).

135040515 is an equidigital number, since it uses as much as digits as its factorization.

135040515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9002709.

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 135040515 is about 11620.6933958349. The cubic root of 135040515 is about 513.0440971483.

The spelling of 135040515 in words is "one hundred thirty-five million, forty thousand, five hundred fifteen".