135075493 has 8 divisors (see below), whose sum is σ = 158544512. Its totient is φ = 112649616.

The previous prime is 135075487. The next prime is 135075497. The reversal of 135075493 is 394570531.

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 135075493 - 2⁵ = 135075461 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135075497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 260505 + ... + 261022.

It is an arithmetic number, because the mean of its divisors is an integer number (19818064).

Almost surely, 2^135075493 is an apocalyptic number.

It is an amenable number.

135075493 is a deficient number, since it is larger than the sum of its proper divisors (23469019).

135075493 is an equidigital number, since it uses as much as digits as its factorization.

135075493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521571.

The product of its (nonzero) digits is 56700, while the sum is 37.

The square root of 135075493 is about 11622.1982860387. The cubic root of 135075493 is about 513.0883893057.

The spelling of 135075493 in words is "one hundred thirty-five million, seventy-five thousand, four hundred ninety-three".