135378934 has 4 divisors (see below), whose sum is σ = 203068404. Its totient is φ = 67689466.

The previous prime is 135378889. The next prime is 135379001. The reversal of 135378934 is 439873531.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33844732 + ... + 33844735.

It is an arithmetic number, because the mean of its divisors is an integer number (50767101).

Almost surely, 2^135378934 is an apocalyptic number.

135378934 is a deficient number, since it is larger than the sum of its proper divisors (67689470).

135378934 is an equidigital number, since it uses as much as digits as its factorization.

135378934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67689469.

The product of its digits is 272160, while the sum is 43.

The square root of 135378934 is about 11635.2453347577. The cubic root of 135378934 is about 513.4723119323.

The spelling of 135378934 in words is "one hundred thirty-five million, three hundred seventy-eight thousand, nine hundred thirty-four".