135878035 has 4 divisors (see below), whose sum is σ = 163053648. Its totient is φ = 108702424.

The previous prime is 135878033. The next prime is 135878051. The reversal of 135878035 is 530878531.

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

It is a cyclic number.

It is not a de Polignac number, because 135878035 - 2¹ = 135878033 is a prime.

It is a super-2 number, since 2×135878035² = 36925680790922450, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135878033) 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, 13587799 + ... + 13587808.

It is an arithmetic number, because the mean of its divisors is an integer number (40763412).

Almost surely, 2^135878035 is an apocalyptic number.

135878035 is a deficient number, since it is larger than the sum of its proper divisors (27175613).

135878035 is an equidigital number, since it uses as much as digits as its factorization.

135878035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27175612.

The product of its (nonzero) digits is 100800, while the sum is 40.

The square root of 135878035 is about 11656.6734105404. The cubic root of 135878035 is about 514.1025435466.

The spelling of 135878035 in words is "one hundred thirty-five million, eight hundred seventy-eight thousand, thirty-five".