135378265 has 8 divisors (see below), whose sum is σ = 177222528. Its totient is φ = 98456880.

The previous prime is 135378251. The next prime is 135378323. The reversal of 135378265 is 562873531.

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

It is not a de Polignac number, because 135378265 - 2⁷ = 135378137 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1230657 + ... + 1230766.

It is an arithmetic number, because the mean of its divisors is an integer number (22152816).

Almost surely, 2^135378265 is an apocalyptic number.

It is an amenable number.

135378265 is a deficient number, since it is larger than the sum of its proper divisors (41844263).

135378265 is a wasteful number, since it uses less digits than its factorization.

135378265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2461439.

The product of its digits is 151200, while the sum is 40.

The square root of 135378265 is about 11635.2165858655. The cubic root of 135378265 is about 513.4714661248.

The spelling of 135378265 in words is "one hundred thirty-five million, three hundred seventy-eight thousand, two hundred sixty-five".