135134643 has 8 divisors (see below), whose sum is σ = 205919488. Its totient is φ = 77219784.

The previous prime is 135134633. The next prime is 135134653. The reversal of 135134643 is 346431531.

It is an interprime number because it is at equal distance from previous prime (135134633) and next prime (135134653).

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

It is not a de Polignac number, because 135134643 - 2⁴ = 135134627 is a prime.

It is a super-2 number, since 2×135134643² = 36522743477474898, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 135134643.

It is not an unprimeable number, because it can be changed into a prime (135134633) 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, 3217471 + ... + 3217512.

It is an arithmetic number, because the mean of its divisors is an integer number (25739936).

Almost surely, 2^135134643 is an apocalyptic number.

135134643 is a deficient number, since it is larger than the sum of its proper divisors (70784845).

135134643 is an equidigital number, since it uses as much as digits as its factorization.

135134643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6434993.

The product of its digits is 12960, while the sum is 30.

The square root of 135134643 is about 11624.7427068301. The cubic root of 135134643 is about 513.1632727373.

The spelling of 135134643 in words is "one hundred thirty-five million, one hundred thirty-four thousand, six hundred forty-three".