135878034 has 16 divisors (see below), whose sum is σ = 277538688. Its totient is φ = 44328912.

The previous prime is 135878033. The next prime is 135878051. The reversal of 135878034 is 430878531.

It is a junction number, because it is equal to n+sod(n) for n = 135877983 and 135878001.

It is not an unprimeable number, because it can be changed into a prime (135878033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 240637 + ... + 241200.

It is an arithmetic number, because the mean of its divisors is an integer number (17346168).

Almost surely, 2^135878034 is an apocalyptic number.

135878034 is an abundant number, since it is smaller than the sum of its proper divisors (141660654).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135878034 is a wasteful number, since it uses less digits than its factorization.

135878034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481889.

The product of its (nonzero) digits is 80640, while the sum is 39.

The square root of 135878034 is about 11656.6733676465. The cubic root of 135878034 is about 514.1025422854.

The spelling of 135878034 in words is "one hundred thirty-five million, eight hundred seventy-eight thousand, thirty-four".