135584851 has 4 divisors (see below), whose sum is σ = 135614304. Its totient is φ = 135555400.

The previous prime is 135584849. The next prime is 135584861. The reversal of 135584851 is 158485531.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 158485531 = 5107 ⋅31033.

It is a cyclic number.

It is not a de Polignac number, because 135584851 - 2¹ = 135584849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135584861) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6160 + ... + 17581.

It is an arithmetic number, because the mean of its divisors is an integer number (33903576).

Almost surely, 2^135584851 is an apocalyptic number.

135584851 is a deficient number, since it is larger than the sum of its proper divisors (29453).

135584851 is an equidigital number, since it uses as much as digits as its factorization.

135584851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29452.

The product of its digits is 96000, while the sum is 40.

The square root of 135584851 is about 11644.0908189519. The cubic root of 135584851 is about 513.7325176434.

The spelling of 135584851 in words is "one hundred thirty-five million, five hundred eighty-four thousand, eight hundred fifty-one".