135965247 has 8 divisors (see below), whose sum is σ = 197767680. Its totient is φ = 82403160.

The previous prime is 135965237. The next prime is 135965251. The reversal of 135965247 is 742569531.

135965247 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 135965247 - 2⁴ = 135965231 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 135965199 and 135965208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135965227) 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, 2060047 + ... + 2060112.

It is an arithmetic number, because the mean of its divisors is an integer number (24720960).

Almost surely, 2^135965247 is an apocalyptic number.

135965247 is a deficient number, since it is larger than the sum of its proper divisors (61802433).

135965247 is a wasteful number, since it uses less digits than its factorization.

135965247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4120173.

The product of its digits is 226800, while the sum is 42.

The square root of 135965247 is about 11660.4136719072. The cubic root of 135965247 is about 514.2125106014.

The spelling of 135965247 in words is "one hundred thirty-five million, nine hundred sixty-five thousand, two hundred forty-seven".