135706874 has 4 divisors (see below), whose sum is σ = 203560314. Its totient is φ = 67853436.

The previous prime is 135706849. The next prime is 135706891. The reversal of 135706874 is 478607531.

135706874 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 111154849 + 24552025 = 10543^2 + 4955^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33926717 + ... + 33926720.

Almost surely, 2^135706874 is an apocalyptic number.

135706874 is a deficient number, since it is larger than the sum of its proper divisors (67853440).

135706874 is an equidigital number, since it uses as much as digits as its factorization.

135706874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67853439.

The product of its (nonzero) digits is 141120, while the sum is 41.

The square root of 135706874 is about 11649.3293369189. The cubic root of 135706874 is about 513.8865869373.

The spelling of 135706874 in words is "one hundred thirty-five million, seven hundred six thousand, eight hundred seventy-four".