135576667 has 4 divisors (see below), whose sum is σ = 136039680. Its totient is φ = 135113656.

The previous prime is 135576659. The next prime is 135576677. The reversal of 135576667 is 766675531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 766675531 = 271 ⋅2829061.

It is a cyclic number.

It is not a de Polignac number, because 135576667 - 2³ = 135576659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135576677) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 231067 + ... + 231652.

It is an arithmetic number, because the mean of its divisors is an integer number (34009920).

Almost surely, 2^135576667 is an apocalyptic number.

135576667 is a deficient number, since it is larger than the sum of its proper divisors (463013).

135576667 is an equidigital number, since it uses as much as digits as its factorization.

135576667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463012.

The product of its digits is 793800, while the sum is 46.

The square root of 135576667 is about 11643.7393907627. The cubic root of 135576667 is about 513.7221810129.

The spelling of 135576667 in words is "one hundred thirty-five million, five hundred seventy-six thousand, six hundred sixty-seven".