135508463 has 8 divisors (see below), whose sum is σ = 138772800. Its totient is φ = 132283008.

The previous prime is 135508447. The next prime is 135508487. The reversal of 135508463 is 364805531.

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 135508463 - 2⁴ = 135508447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135508423) 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, 2606 + ... + 16667.

It is an arithmetic number, because the mean of its divisors is an integer number (17346600).

Almost surely, 2^135508463 is an apocalyptic number.

135508463 is a deficient number, since it is larger than the sum of its proper divisors (3264337).

135508463 is an equidigital number, since it uses as much as digits as its factorization.

135508463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19441.

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 135508463 is about 11640.8102381235. The cubic root of 135508463 is about 513.6360211903.

The spelling of 135508463 in words is "one hundred thirty-five million, five hundred eight thousand, four hundred sixty-three".